Numericals or Physics Numerical Problems

Here goes the list of our posts on Physics Numerical problems and related topics and subtopics. If we want to study a physics chapter that consists of formulas then solving numerical problems using those formulas makes our concept better. Hence I believe that we should never avoid those numerical sets. This page presents a list of such posts where you get to solve such problems.

Here we would like to add that we have a similar page that lists articles or posts related to MCQ (Multiple Choice Questions) and Worksheets of different kinds. You can access that page using this link: MCQ, Q&A, Worksheets in Physics

Physics Numerical Problems

Numerical problems on Echo of sound

Question 1: A person clapped his hands near a cliff and heard an echo after 2 seconds. What is the distance of the cliff from the person if the speed of the sound, v is ...

Calculate the magnetic field at the center of a square loop of side 10 cm carrying a current of 5A.

Problem statement: Calculate the magnetic field at the center of a square loop of side 10 cm carrying a current of 5A. Solution: Given: Square loop's side: a= 10 cm = 0.1 mcurrent I = ...

Find the magnetic field at a distance of 20 cm from a long, straight wire carrying a current of 10A.

Problem Statement: Find the magnetic field at a distance of 20 cm from a long, straight wire carrying a current of 10A. Solution: Given: current I =10 Adistance r = 20 cm = 0.2 mMagnetic ...

Calculate the magnetic field at point P located on the axis at a distance of 10 cm from the center of a circular wire of radius 5 cm carrying a current of 5 A.

Problem statement: Calculate the magnetic field at point P located on the axis at a distance of 10 cm from the center of a circular wire of radius 5 cm carrying a current of 5 ...

Biot-Savart Law Numericals

Physics Numerical Problems Based on Biot Savart Law - The Biot-Savart law is a fundamental relationship in magnetostatics. It describes the magnetic field generated by a steady current. In this post, we will look at ...

Class 9 Physics Work and Energy Numericals

In this post, we have a set of Class 9 Physics Work and Energy Numericals with solutions. We will first see a list of formulas, and then we will solve a set of work and ...

Linear Expansion of Solid Numericals Class 8

The linear expansion of a solid is an increase in the length of a wire or a rod of a solid due to an increase in its temperature. In this post, we will study related ...

Temparature conversion Numericals class 8

In this post, we will solve a few selected Numericals based on temperature conversion formulas. Now, let's find the required formulas first. Formula used Temperature is measured in units of Celsius (0C), Fahrenheit (0F), and ...

Floatation Class 9 Numericals

In this post, you will find a set of Numericals on Floatation for class 9. In the solutions, you may note the formulas that are used to solve these Floatation class 9 Numericals. Floatation Class ...

Numericals of Light Class 10

In this post, you will find a set of Numericals of Light for Class 10. The solutions are given as well that would help you to get a good grasp on this important chapter of ...

Force Numericals Class 8

In this post, we will solve a set of Force Numerical problems for class 8 students. In the next section, you will find a set of formulas that are used to solve basic numerical problems ...

Potential Energy Numericals Class 9

Question 1) If acceleration due to gravity is 10 m s-2, what is the potential energy of a body of mass 1 kg kept at a height of 5 m? Solution: Here, the mass of ...

Kinetic Energy Numericals Class 9

Question 1) A car is moving with a uniform velocity of 15 ms-1. What is the kinetic energy of a boy of mass 40 kg sitting in the car? Solution: Velocity of the boy = ...

In the circuit, the high-resistance voltmeter reads 1.55 V when the switch is open and 1.49 V when the switch is closed. (internal resistance practice problem Q1 solved)

In the circuit in the Figure below, the high-resistance voltmeter reads 1.55 V when the switch is open and 1.49 V when the switch is closed. (1) Explain why:(a) the e.m.f. of the cell can ...

In the Figure below the teeth of the gear wheels exert a force of 250 N on each other. The radius of the smaller wheel is 10 cm, and the larger wheel has a radius of 20 cm. a) Calculate the turning moment produced by each wheel.

Question: In the Figure below the teeth of the gear wheels exert a force of 250 N on each other. The radius of the smaller wheel is 10 cm, and the larger wheel has a ...

Machine Numericals Class 10 ICSE

In this post, we will solve a set of selected Numericals based on the Machines chapter from the class 10 physics syllabus of ICSE. Formulas Used The mechanical advantage of a machine is equal to ...

Numericals on Moment of Force class 10

In this post, we will solve a few selected Numericals on Moment of Force for class 10. We have another post on Force Numericals for class 10 where you will find more such numericals to ...

ICSE Physics Class 10 Force Numericals

In this post, we will solve a set of numerical problems based on force, and moment of force from the syllabus of class 10 Physics of ICSE board. Force Numericals class 10 ICSE | Numericals ...

A 1500 kg car has a front profile that is 1.6 m wide by 1.4 m high and a drag coefficient of 0.50. The coefficient of rolling friction is 0.02. What power must the engine provide to drive at a steady 30 m/s if 25% of the power is lost before reaching the drive wheels?

Numerical Question on friction and air drag: A 1500 kg car has a front profile that is 1.6 m wide by 1.4 m high and a drag coefficient of 0.50. The coefficient of rolling friction ...

A factory uses a motor and a cable to drag a 300 kg machine to the proper place on the factory floor. What power must the motor supply to drag the machine at a speed of 0.50 m/s? The coefficient of friction between the machine and the floor is 0.60.

Friction & Power based Numerical Problem: A factory uses a motor and a cable to drag a 300 kg machine to the proper place on the factory floor. What power must the motor supply to ...

A block of mass 0.500 kg slides on a flat smooth surface with a speed of 2.80 m/s. It then slides over a rough surface with μk and slows to a halt. While the block is slowing,.. [Friction numerical]

Friction Numerical Problem) A block of mass 0.500 kg slides on a flat smooth surface with a speed of 2.80 m/s. It then slides over a rough surface with μk and slows to a halt ...

A 4000 kg truck is parked on a 15 degrees slope. How big is the friction force on the truck? [Friction Numerical]

Friction Numerical Question) A 4000 kg truck is parked on a 15 degrees slope. How big is the friction force on the truck? Solution figure 1 The forces which act on the truck are shown ...

A smooth wooden 40.0 N block is placed on a smooth wooden table. A force of 14.0 N is required to keep the block moving at constant velocity. (a) What is the coefficient of sliding friction between the block and the tabletop? (b) If a 20.0 N brick is placed on top of the wooden block, what force will be required to keep the block and brick moving at constant velocity?

Friction Numerical Problem) A smooth wooden 40.0 N block is placed on a smooth wooden table. A force of 14.0 N is required to keep the block moving at constant velocity.(a) What is the coefficient ...

If the coefficient of sliding friction between a 25 kg crate and the floor is 0.45, how much force is required to move the crate at a constant velocity across the floor? [Friction Numerical]

Friction numerical Question]If the coefficient of sliding friction between a 25 kg crate and the floor is 0.45, how much force is required to move the crate at a constant velocity across the floor? Solution: ...

A 52 N sled is pulled across a cement sidewalk at a constant speed. A horizontal force of 36 N is exerted. What is the coefficient of sliding friction between the sidewalk and the metal runners of the sled? [Friction Numerical]

Numerical Question: A 52 N sled is pulled across a cement sidewalk at a constant speed. A horizontal force of 36 N is exerted. What is the coefficient of sliding friction between the sidewalk and ...

Mass and Weight Numericals Class 9

In this post, we will solve mass and weight numericals based on the class 9 science (physics) syllabus. These numerical questions are based on the concepts of mass and weight and their relationship. Formulas Used ...

Electricity class 10 Questions and Answers

In this post, you will find a set of selected questions and answers from the class 10 electricity chapter. This set consists of theoretical questions and numerical problems. Electricity class 10 Questions and Answers (theoretical ...

Electricity Numericals class 10 worksheet

In this post, you will find a Worksheet based on the Electricity Numericals for class 10 of different boards like CBSE, ICSE, and other state boards. The problems are solved as well. Electricity Numericals class ...

Electricity class 10 numericals

In this post, we will solve a set of Electricity class 10 Numericals. These numerical problems with the solution will be a real help for the students preparing for the class 10 examination (CBSE, ICSE, ...

An object is thrown vertically upward and returns after 10 seconds. Find the initial velocity and its maximum height.

Question: An object is thrown vertically upward and returns after 10 seconds. Find the initial velocity and its maximum height. Solution: Total time of upward and downward motion = Ttot = 10 s. So, time ...

Numericals on Second Law of Motion class 9

In this post, we will solve numerical problems based on Newton's Second Law of Motion. Basically, these problems will be solved with the help of the equation of force in terms of the mass and ...

Numericals on Density & Relative Density Class 9

This post is on Numericals on Density & Relative Density for Class 9. Formulas Used Mass = Volume x density Volume = mass/density Density = mass/volume Relative density RD of a substance = mass of ...

Free Fall Numericals class 9

In this post named Free Fall Numericals class 9, we will solve a set of numerical problems based on the free fall topic of the class 9 science syllabus. First, we will list down the ...

Conservation of Energy problems [ numerical problems solved]

In this post, we will list and solve a set of Conservation of Energy problems. These are basically numerical problems that need to be solved using the principle of Conservation of Energy. Conservation of Energy ...

Wave Equation Numericals

In this post, we will solve a set of Wave Equation Numericals using the wave equation itself. Wave Equation Numericals - solved Here, we will go through the equation that is used to solve the ...

Magnetic Moment Numerical class 12 solved

In this post, we have solved physics numerical on the magnetic moment. This is good for class 12. The magnetic moment formula is used. refer: Magnetic moment formula Question 1] A bar magnet is placed ...

Numerical based on Lens Makers’ equation – solved

In this post, we will solve numerical problems based on Lens Makers' Equation. Here is our post on the equation used here which you can read: Lens Makers' equation. Numerical based on Lens Makers' equation ...

Real and Apparent depth Numerical problem – solved

Let's solve a numerical based on real depth, apparent depth, and refractive index. Also, you will get to know about the RI formula to be used to solve this. Real and Apparent depth Numerical problem ...

Force Numericals

Newton’s second law of motion provides us with the formula of force. We will use different forms of this formula in this post to solve a set of Numerical Problems on Force.These Force Numericals in ...

1.0 kg of water is contained in a 1.25 kW kettle. Calculate the time taken for the temperature of water to rise from 25° C to its boiling point 100° C.

Calorimetry Numerical Question: 13 [ Reference: Selina Class 10 ICSE physics book exercise] 1.0 kg of water is contained in a 1.25 kW kettle. Calculate the time taken for the temperature of water to rise ...

The temperature of 600 g of cold water rises by 15 C when 300 g of hot water at 50 C is added to it. What was the initial temperature of the cold water?

Calorimetry numerical Question: 12 [Reference Selina ICSE class 10 book exercise] The temperature of 600 g of cold water rises by 15o C when 300 g of hot water at 50o C is added to it. What ...

200 g of hot water at 80 C is added to 300 g of cold water at 10 C. calculate the final temperature of the mixture of water.

Calorimetry numerical Question: 11 [reference: Selina class 10 ICSE book exercise] 200 g of hot water at 80o C is added to 300 g of cold water at 10oC. Neglecting the heat taken by the container, ...

Calorimetry Numericals class 10

In this post and its supporting posts, we will solve a set of Calorimetry Numericals for class 10. The problems are taken from Selina's ICSE Class 10 Physics book. The solution link after each problem ...

45 g of water at 50o C in a beaker is cooled when 50 g of copper at 18 C is added to it. The contents are stirred till a final constant temperature is reached. Calculate the final temperature.

Calorimetry Numerical Question: 10 [from Selina ICSE class 10 Physics book exercise] 45 g of water at 50o C in a beaker is cooled when 50 g of copper at 18oC is added to it. The ...

A mass of 50 g of a certain metal at 150° C is immersed in 100 g of water at 11° C. The final temperature is 20° C. Calculate the specific heat capacity of the metal.

Calorimetry numerical Question: 9 [reference: Selina ICSE class 10 Physics] A mass of 50 g of a certain metal at 150° C is immersed in 100 g of water at 11° C. The final temperature is 20° C ...

0.5 kg of lemon squash at 30 C is placed in a refrigerator which can remove heat at an average rate of 30 J s-1. How long will it take to cool the lemon squash to 5 C?

Calorimetry Numerical Question: 8 [reference: Selina ICSE class 10 Physics] 0.5 kg of lemon squash at 30o C is placed in a refrigerator which can remove heat at an average rate of 30 J s-1. How ...

An electric heater of power 600 W raises the temperature of 4.0 kg of a liquid from 10 C to 15 C in 100 s. Calculate: (i) the heat capacity of 4.0 kg of liquid

Calorimetry numerical Question: 7 [reference: Selina class 10 ICSE Physics] An electric heater of power 600 W raises the temperature of 4.0 kg of a liquid from 10.00C to 15.00C in 100 s. Calculate:(i) the ...

Find the time taken by a 500 W heater to raise the temperature of 50 kg of material of specific heat capacity 960 J kg-1 K-1, from 18 C to 38 C.

Calorimetry numerical Question: 6 [ref: Selina ICSE class 10] Find the time taken by a 500 W heater to raise the temperature of 50 kg of material of specific heat capacity 960 J kg-1 K-1, from ...

1300 J of heat energy is supplied to raise the temperature of 0.5 kg of lead from 20 C to 40 C. Calculate the specific heat capacity of lead.

Calorimetry Numerical Question: 5 1300 J of heat energy is supplied to raise the temperature of 0.5 kg of lead from 20oC to 40oC. Calculate the specific heat capacity of lead. Solution: Given Heat energy ...

Calculate the amount of heat energy required to raise the temperature of 100 g of copper from 20 degree C to 70 degree C. Specific heat capacity of copper =390 J kg-1 K-1.

Question: 4 Calculate the amount of heat energy required to raise the temperature of 100 g of copper from 20oC to 70oC. Specific heat capacity of copper =390 J kg-1 K-1. Solution: Given Mass of copper ...

A piece of iron of mass 2.0 kg has a heat capacity of 966 J K-1. Find (i) Heat energy needed to warm it by 15 degree C, and (ii) Its specific heat capacity in S.I unit.

Question: 3 A piece of iron of mass 2.0 kg has a heat capacity of 966 J K-1. Find(i) Heat energy needed to warm it by 15oC, and(ii) Its specific heat capacity in S.I unit. Solution: (i) ...

Calculate the heat capacity of a copper vessel of mass 150 g if the specific heat capacity of copper is 410 J kg-1 K-1.

Question: 2 (a)Calculate the heat capacity of a copper vessel of mass 150 g if the specific heat capacity of copper is 410 J kg-1 K-1. (b)How much heat energy will be required to increase ...

By imparting heat to a body, its temperature rises by 15 degree C. What is the corresponding rise in temperature on the Kelvin scale?

Question: 1 By imparting heat to a body, its temperature rises by 150C. What is the corresponding rise in temperature on the Kelvin scale? Solution: The size of 1 degree on the Kelvin scale is ...

Class 9 Motion worksheet – physics word problems

On this page, you will find a numerical physics worksheet that is based on class 9 Motion numericals. Also, you can see this similar post with solved numerical:101 numericals class 9 physics + motion + ...

Thrust and Pressure Numericals for class 9 [solved]

In this post, we have solved a set of Thrust and Pressure Numericals for class 9. Before that, we will go through the formulas used to solve these force and pressure problems. Formulas Used Pressure ...

Numericals of Motion Class 9 – solved

This page consists of interesting Numericals of Motion Class 9. These Numericals & questions are based on equations of motion (suvat equations). The solved answers to the Physics Numericals for class 9 motion are provided ...

Numerical problems on Work done due to Electric Potential Difference

Potential Difference Numerical problems - In this post, we will solve selected numerical problems on Work done due to Electric Potential Difference (PD). To solve these PD numericals we will use concepts and formulas of ...

p=iv practice problems | p=iv problems using electric power formula

In this post on numerical solving, we will see how to solve a set of p=iv practice problems or p=iv problems using the electric power formulas (P = IV and P = I2R). Formulas Used ...

Numerical problem – a ball thrown vertically upwards

Here, we will Solve the following numerical problem based on the vertical motion of a ball - when a ball is thrown vertically upwards. Question When a ball is thrown vertically upwards, it goes through ...

Energy Stored in Capacitors – numerical worksheet

In this post, we have presented a collection of numerical problems on Energy Stored in Capacitors in the form of a numerical worksheet. This is good for grade 11 and grade 12 students. Energy Stored ...

Parallel-Plate Capacitors – numerical worksheet

In this post, we have presented a collection of numerical problems on Parallel-plate capacitors in the form of a numerical worksheet. This is good for grade 11 and grade 12 students. Parallel-Plate Capacitors - worksheet ...

Grade 12 Physics (South African curriculum – physical science paper 1) – Assignment

QUESTION 1A helicopter is flying vertically up at an unknown constant velocity. An object is dropped from the helicopter when it is exactly 88 m above the ground. The object takes 1.5 s to reach ...

electrostatics – Worksheet 1 problem solution (Q4)

4) A positively charged object Q is placed as shown in the sketch. The potential difference between two points A and B is 4 x 10-4 V. (a) Calculate the change in electrical potential energy ...

electrostatics – Worksheet 1 problem solution (Q3)

3 ) A charge of +5nC is moved by a distance of 4 cm against a uniform electric field of magnitude 2 x 1012 NC-1 from A to B. (a) Calculate the work done in ...

electrostatics – Worksheet 1 problem solution (Q2)

Question 2) In the picture below, X is a small negatively charged sphere with a mass of 10kg. It is suspended from the roof by an insulating rope which makes an angle of 60o with ...

electrostatics – Worksheet 1 problem solution (Q1)

1 ) Determine the electrostatic force and gravitational force between two electrons 1ºA apart (i.e. the forces felt inside an atom) [ here is the complete worksheet: electrostatics worksheet 1 ] Solution: Getting everything into ...

Electrostatics Numericals Class 12 – solved questions, worksheet 1

In this post, we publish a worksheet containing a bunch of numerical problems from the Electrostatics chapter of HS physics. This set of Electrostatics Numericals for class 12 includes problems based on Coulomb's force or ...

Electrical Potential difference & mechanical work – Numerical problems

In this post, we will solve numerical problems based on the formula of electric potential difference and mechanical work. Formulas Used The potential difference between two points in a circuit is the electrical energy per ...

The motion of a charged particle in an electric field between two parallel plates

In this post, we will analyze different scenarios of the motion of a charged particle in an electric field between two parallel plates. Effect of electric fields on the motion of charged particles A charged ...

Numerical problem based on Capillary Rise & Capillarity

Here, we will solve a Numerical problem based on Capillary Rise & Capillarity. Numerical assignment (on Capillary Rise & Capillarity) solved 1) A glass tube of radius 0.4 mm is dipped vertically in the water ...

Numerical problems on electric potential energy

In this post, we will solve Numerical problems on electric potential energy. [Electric potential energy is also known as electrical potential energy] Numerical Problem based on electrical potential energy Suppose a charge of 5.60 x ...

Numerical problem based on electric field between charged parallel plates

Here, we will solve a set of Numerical Problems based on the formula of the electric field between two charged parallel plates. Numerical Problem (Physics) - based on the formula of the electric field between ...

Mathematical Formulas

In this post, we present images (infographics) that contain a set of Mathematical Formulas. This will be a ready reckoner for educational understanding purposes. Quadratic formula Geometry - (area, volume) Trigonometry Triangle Series expansions Derivatives ...

Fundamental Constants (Physics & Chemistry)

In this post, we present an image (infographics) that contains a set of fundamental constants used in Physics and Chemistry with their symbols and values. This will be a ready reckoner for constants and their ...

Small Angle Approximations (for physics derivations and numerical problems)

For very small angles, you can approximate values for the sine, cosine, or tangent. This is useful when calculating the fringe separations in interference patterns. When θ is measured in radians, a small angle segment ...

Potential difference (Electrical) worksheet – with solved numerical

Potential difference (Electrical) Worksheet Questions Q1. How much is the work done in moving a charge of 4 C across two points having a potential difference of 24 V? Q2: What is the work done ...

Coefficient of Restitution – definition, formula, numerical

In this post, we will cover the definition and formula of the coefficient of restitution. We will also see how types of collision can be determined from the value of the coefficient of restitution. We ...

How to find The Angle Between Two Vectors

In this post, we will see how to find out the angle between two vectors. Say A and B are 2 vectors, where A =Ax i + Ay j + Azk and B = Bx ...

Orbital speed & Escape speed – worksheet

This worksheet contains numerical problems on Orbital speed & Escape speed. 1) a) Confirm that the escape speed from the Earth’s surface is 11.2 km s−1.b) Explain why all masses have the same escape speed.c) ...

Carnot cycle processes of Carnot engine

The Carnot cycle represents the cycle of processes for a theoretical heat engine with the maximum possible efficiency. Such an idealized engine is called a Carnot engine. Here in this post, we present a brief ...

Lami’s theorem to solve numerical problems of electrostatics

Lami's theorem is used to solve numerical problems of electrostatics when electrostatic forces are in equilibrium. To solve some questions of electrostatics, Lami's theorem is very useful. Lami's theorem (when forces are in equilibrium) If ...

Fluid flow – Important Formulas (for class 11)

This post presents a list of facts and formulas from the Fluid flow chapter of class 11 (grade 11) physics. Formulas from the Fluid Flow chapter of class 11 1 ) Pressure is the force ...

P–V diagram & calculation of work done

In this post, we will discuss how the P-V diagram can help us to calculate the work done by a system or on a system. We will derive the equation of work done in terms ...

Explosion and Conservation of Momentum

An explosion can be thought of as a single object separating into two or more fragments. In this post, we will see if the law of conservation of momentum is maintained during an explosion. We ...

Gravitational Potential Numericals – solved worksheet (numerical)

In this post, find Gravitational Potential Numericals in a solved worksheet (numerical). And, we will solve a bunch of numerical problems (Questions and answers) with the help of the concept and formula of Gravitational Potential, ...

Resistivity and Conductivity Solved numerical problems (Worked Solutions)

In this post, we have compiled a bunch of interesting numerical problems on Resistivity and Conductivity. These are Solved numerical problems (Worked Solutions). Resistivity and Conductivity numerical problems (solved worksheet) 1 ) Gold has a ...

Specific gravity & Relative Density – are they the same?

A liter of water has a mass of 1.00 kg, but the same volume of methylated spirits has a mass of only 0.79 kg. We can say that the density of methylated spirits is 0.79 ...

Heating effect of electric current class 10 Numericals

In this post on the Heating effect of electric current class 10 Numericals, we will list down the Heating Effect formulas or Equations of electric power and energy. And, then we will solve a bunch ...

Numerical problems based on the efficiency of machines

In this post, we will first find out what the efficiency of a machine means, and then we will solve numerical problems using the concept and formula of the efficiency of machines. If a machine, ...

The force vectors on an aeroplane in steady flight & numerical

In this post, we will study a probable set of force vectors on an aeroplane in steady flight. The forces acting on an aeroplane (airplane) are shown in Figure 1. figure 1: The force vectors ...

Numerical problem on Rotational Kinetic Energy

In this post, we will review the formula of Rotational Kinetic Energy and then solve Numerical problems based on Rotational Kinetic Energy. Rotational Kinetic Energy formula from the linear kinetic energy formula The equation for ...

Numerical problem on rotational work | Numerical on work done by the torque

In this post, we will find the equation of the work done by Torque. (In other words, we will work with the equation of rotational work.) Then we solve a few numerical problems using this ...

Moments of Inertia – formulas & sample numerical

In this post, we will focus on the formulas of the moment of inertia and also will solve a few interesting sample numerical problems using the moment of inertia formulas. Moments of Inertia - concepts ...

Solving Numerical problems on Archimedes’ Principle and Buoyancy

In this post, we will quickly revise Archimedes' Principle and its legendary background. Then we will solve a few numerical problems in physics using this principle. Archimedes’ Principle and Buoyancy If an object is submerged ...

Numerical problems on the first law of thermodynamics

In this post, we will solve a few numerical problems using the First Law of Thermodynamics. Numerical problems on first law of thermodynamics Question number 1) Complete the values in Table 1 (all values are ...

The total energy of an orbiting body or satellite – equation derivation with sample numerical

In this post, we will derive the equation of the total energy of an orbiting body, and then will solve a numerical problem using the formula derived. Derive the formula of the total energy of ...

Surface tension – numerical problems with solution

In this post, we will solve a few selected numerical problems from the Surface Tension chapter (Physics class 11). Numerical problems from the Surface Tension chapter 1 ) A wire bent in the form of ...

Converting L atm to Joule | Litre Atm to Joule

Here in this post, we will convert L atm to Joule. L atm is also known as Litre Atmosphere. L atm to Joule L atm is the product of 2 units and these 2 units ...

Numerical problem – Calculating Internal Energy Change (𝚫U) for a Reaction (Thermodynamics chapter)

In this post, we will solve a numerical problem from the Thermodynamics chapter. We will use the enthalpy and internal energy equation. The goal of this numerical is to calculate Internal Energy Change (𝚫U) for ...

Numerical problems on Specific Heat Capacity with solutions

In this post, we will solve a few interesting numerical problems based on specific heat capacity. Learn more about Specific heat capacity here. Solving numerical problems using specific heat capacity formula Question 1] A tank ...

Numericals on Young modulus

Let's solve numerical problems based on the Young modulus formula. First, we will go through the formula of Young modulus and then we will use this to solve a few selected numerical problems. Young modulus ...

Numerical Problems based on combined Gas law or Gas equation & ideal gas equation

In this post, we will solve a few Numerical Problems based on the Combined Gas law (or Gas equation) & the Ideal gas equation. The Formulas used to solve the numerical problems are: PV / ...

Numerical problems based on Gay Lussac’s law or pressure law

Let's solve a sample numerical problem (from the gas chapter) using Gay Lussac’s law or pressure law. The formula to be used is as follows: P1/T1 = P2/T2 Example 1 A chamber of the constant ...

Numerical Problems based on Charles’ Law with solution

In this post, we will solve numerical problems using Charles’ Law. The formulas to be used are as follows: If V1 is the volume of a certain mass of a gas at temperature T1 and ...

Solving Numerical problems using Boyle’s law

Here we will present a set of solved numerical problems that use Boyle’s law formula to solve the numerical problems on gas. The primary formula that will be used to solve these numerical problems is ...

Numerical problem on car hydraulic braking – solving

In this post, we will solve a numerical problem based on the principle of a car hydraulic braking system. To solve this numerical, we will take the help of the concepts of the lever, and ...

Numerical problems on Resistivity with solution

This post presents a few important numerical problems in physics that you can solve using the concepts of resistivity. If you want a quick revision to memorize the resistivity formula then you can check this ...

How to solve Numerical problems on terminal velocity

In this post, we will see how to solve numerical problems on terminal velocity. We will discuss the concept in brief and then take sample problem/s and solve them using the appropriate formula of terminal ...

How to solve projectile motion problems using Conservation of energy

In some situations, the use of conservation of energy can be a much simpler method to solve projectile motion problems than using the kinematics equations. Solving projectile motion problems makes use of the fact that ...

Dimensional Analysis & its uses with examples

This topic covers Dimensional Analysis & its uses. The term dimension is used to refer to the physical nature of a quantity and the type of unit used to specify it. Distance has the dimension ...

Numerical Problems on Energy transformation or conversion with relevant theory – physics

Energy is transferred or transformed from one energy form to another via an energy pathway. In this post, we will briefly discuss the following topics: (a) different forms of energy (b) different mechanisms of energy ...

Worksheet on distance-time graph & velocity-time graph – Q&A

This post presents a Q&A worksheet covering distance-time graph and velocity-time graph. Before you try to solve these, you may read our posts on the distance-time graph (d-t graph) and the velocity-time graph (v-t graph) ...

Harder Numerical problems based on SNELL’S LAW – in Light chapter physics

Here we have a set of numerical problems based on Snell's Law from the chapter 'Light' of fundamental physics. This numerical set is a bit harder to solve but certainly will be helpful to strengthen ...

Numericals on Conservation of Momentum class 11

In this post, we will solve a few selected Numericals on the conservation of momentum class 11. These are basically collision problems in two dimensions. We will solve this momentum conservation numerical set by representing ...

Friction Numericals – class 11 physics

Here we will solve a set of Friction Numericals based on the concepts of frictional force or friction and friction coefficient for class 11 and class 12 students. Here are the links to the posts ...

HOW TO SOLVE PROBLEMS in Physics? | How to solve numerical problems in physics? – A comprehensive Guide

While guiding students with their physics syllabus often we face these queries from the students: "How to solve numerical problems in physics?" or "How to solve problems in physics?". A similar question arises again while ...

11th Physics – how to study [class 11 physics Guide & Study Materials]

This post is to guide the students who have opted for Physics as a subject for their class 11. We will have a broad view of the topics and chapters to be studied and also ...

Leaving Certificate – Numerical Worksheet on Gravity & Gravitational force & Universal Law of gravitation

This post presents a Leaving Cert Physics Gravity worksheet with Numerical Problems & solutions. You can take it as Leaving Certificate Universal Law of gravitation worksheet as well. You can browse through our post on ...

Rotational Kinematics Numerical Problems and solutions

This post is all about Rotational Kinematics Numerical Problems and solutions. We will use the following four rotational kinematic equations (presented together with their translational counterparts) to solve the numerical problems. Rotational kinematic equations | ...