# Q&A_21

## Is assembly language the same thing as machine language?

While the two terms, assembly language and machine language, are often used interchangeably, assembly language is a more “user-friendly” interpretation of machine language. Machine language is the collection of patterns of bits recognized by a central processing unit (CPU) as instructions. Each particular CPU design has its own machine language. The machine language of the […]

## Class 12 Physics Question Bank – Electrostatics

This post presents a Physics Question Bank for class 12 covering the Electrostatics chapter. Definition type questions from the Electrostatics chapter 1) Define electric flux. 2) Define electric dipole moment ofan electric dipole. 3) Define the dielectric constant of a medium. 4) Define quantization of electric charge. 5)Define the following terms : (i) Electric field […]

## Uniform Circular motion

In this post, we will cover a bunch of questions and equations from the Uniform Circular Motion chapter. When a particle moves in a circle with constant speed, the motion is called uniform circular motion. Examples of uniform circular motion: A car rounding a curve with a constant radius at a constant speed, a satellite […]

## 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).

## work, energy, machine – definitions

Let’s find out some important one-liner definitions from the work-energy-machine chapter in physics. work, energy, simple machine – definitions Note: Here is the link to one useful post in this portal where you will find a good collection of solved numerical problems on energy conversion or transformation.

## 9 Worksheets on Electromagnetism [MCQ] | Multiple Choice Questions from the Electromagnetism chapter – physics

Here we present MCQ worksheets on Electromagnetism. Get these worksheets containing Multiple Choice Questions with their answers on topics like electromagnetism basics, electromagnet, power generation or electricity generation, etc. Also, you will find other types of exercises (like fill in the blanks and matching) with answers. Electromagnetism – MCQ Worksheet (with answer) – set 1 […]

## 12 Worksheets on Chemical Reactions & Chemical equations – MCQ | Multiple Choice Questions – chemistry

In this post, we present 12 worksheets (with answers) on Chemical Reactions, chemical equations, and Chemical Energy. These sets include MCQ worksheets (with answers) and other types of exercises like filling the blanks and matching worksheets. Chemical Reactions – MCQ Worksheet (with answer) – set 1 What do the formation of rust and the formation […]

## Atoms & Modern Atomic Theory – 9 sets of Worksheets [MCQ] | Multiple Choice Questions include the history of the atom

This post presents 9 sets of worksheets on topics like Atoms, the history of atoms & Modern Atomic Theory. The worksheets consist of 3 MCQ worksheets with answers and 6 other exercises. Solving these test papers will give a boost to the level of preparation of the students taking up various examinations. Atoms – MCQ […]

## 5 MCQ Worksheets [MCQ] on Chemical Bonding | Multiple Choice Questions from Ionic, Covalent & Metallic bonds – Chemistry

Here we present 4 MCQ worksheets with the solution on Chemical Bonding. This post contains the following worksheets: MCQ worksheet on an introduction to chemical bonds MCQ worksheet on Ionic bonds MCQ worksheet on Covalent bonds MCQ worksheet on Metallic bonds MCQ worksheet on an introduction to chemical bonds (with answer) – set 1 Subscripts […]

## 12 MCQ Worksheets on Chemistry of Carbon – [MCQ] | Multiple Choice Questions from the [Carbon] chapter – Chemistry

We present here 12 MCQ-based Worksheets on Carbon Chemistry [MCQ] that contain Multiple Choice Questions from different chapters on Carbon Chemistry. This Chemistry of Carbon chapter includes Properties of Carbon, hydrocarbons, Carbon and living things, & Biochemical Reactions of carbon. In addition to the MCQ worksheets, you get matching and fill-in-the-blanks worksheets to test your […]

## 9 MCQ Worksheets on Periodic Table – [MCQ] fully solved | Multiple Choice Questions, Fill In the blanks & Matching questions

Periodic Table, Classes of Atoms, Groups of Elements (Chemistry) Worksheets – Here we present 9 sets of MCQ & other types of worksheets with answers. Apart from MCQ, you will find two other types of exercises here. Those are (a) Fill In the blanks & (b) Matching questions. The chapters covered are Periodic Table, Classes […]

## 9 MCQ Worksheets on Light, Optics, Vision & Eye [MCQ] fully solved – Multiple Choice Questions, Fill In the blanks & Matching questions

9 Worksheets on Visible Light, Optics, Vision (eye) – physics [MCQ] worksheets with answers + other types of exercises like fill in the blanks and matching. We have distributed 9 exercises of Light, Optics, Vision & Eye chapters among 9 pages. Use the pagination at the bottom of these pages to navigate to other pages […]

## Electromagnetic Waves – Worksheets MCQ | Multiple Choice Questions from the Electromagnetic Waves chapter – physics

This post presents three (3) MCQ worksheets from the Electromagnetic Waves & electromagnetic spectrum (from the Electromagnetic Radiation chapter in physics) chapter. You will also get answers to the MCQ sets. We will shortly add a few other exercises like matching and fill in the blanks. Electromagnetic Waves – MCQ Worksheet (with answer) – set […]

## Magnetism – Worksheets MCQ | Multiple Choice Questions from the Magnetism chapter – physics

This post is on MCQ worksheets with answer along with other exercises from chapters like, (i) Magnets & Magnetism (ii) Earth as a magnet. Magnets & Magnetism – MCQ Worksheet (with answer) – set 1 Why are the poles of a magnet called north and south poles?a. One pole is positive and one pole is […]

## Waves – Worksheets MCQ | Multiple Choice Questions from the waves chapter – physics

Waves (physics) – MCQ worksheets with answer + other exercises & assignments Waves – MCQ Worksheet (with answer) – set 1 Types of mechanical waves includea. longitudinal waves.b. transverse waves.c. surface waves.d. all of the above The medium of a mechanical wave can be aa. gas.b. solid.c. liquid.d. any of the above The crests of […]

## Heat, Temperature & Thermal Energy – MCQ Worksheets | Multiple Choice Questions – Physics

Heat, Temperature & Thermal Energy (physics) – 6 sets of worksheets with answer. These contain MCQ & other exercises. Great for high school syllabus & preparation for competitive examinations (International and National level exams like UPSC, PSC) Temperature and Heat – MCQ Worksheet (with answer) – set 1 If two objects have the same mass, […]

## Sound – Worksheets MCQ | Multiple Choice Questions from the Sound chapter – physics

Sound (physics) – MCQ worksheets with answer + other exercises Sound – MCQ Worksheet (with answer) – set 1 [answers given at the end of this page] Through which medium do sounds waves travel most slowly?a. airb. woodc. glassd. aluminum Assume that sound A has a decibel level of 10 and sound B has a […]

## Electronics – Worksheets MCQ | Multiple Choice Questions from the Electronics chapter – physics

Electronics (physics) – MCQ worksheets with answer + other exercises Electronics – MCQ Worksheet (with answer) – set 1 Examples of electronic devices includea. computers.b. cell phones.c. microphones.d. all of the above Electronic signals are encoded in electric current by changing thea. resistance.b. amperage.c. voltage.d. power. Silicon can conduct current when it contains very small […]

## Electric Circuits – Worksheets MCQ | Multiple Choice Questions from the Electric Circuits chapter – physics

Electric Circuits (physics) – MCQ worksheets with answer + other exercises Electric Circuits – MCQ Worksheet (with answer) – set 1 In much of the world, Most home circuits have a voltage ofa. 20 volts.b. 30 volts.c. 60 volts.d. 230 volts. How many resistors are there in the circuit represented by this circuit diagram? a. […]

## Current Electricity Worksheets – MCQ worksheet | Multiple Choice Questions from the Electric Current or Electricity chapter – physics

Current Electricity (physics) – MCQ worksheets with answer + other exercises from Electric Current or Electricity chapter Current Electricity – MCQ Worksheet (with answer) For an electric charge to move from one position to another, there must be a difference between the twopositions ina. electrical conductivity.b. electric potential energy.c. kinetic energy of particles.d. resistance to […]

## Electric Charge – Worksheets MCQ | Multiple Choice Questions from the Electric Charge chapter – physics

Electric Charge (physics) – MCQ worksheets with answer + other exercises Electric Charge – MCQ Worksheet (with answer) – set 1 Moving electric charges createa. lightning bolts.b. electric current.c. friction.d. two of the above Electric field lines around a negatively charged particlea. point away from the particle.b. circle around the particle.c. point toward the particle.d. […]

## Work & Energy MCQ sets with Answers (Physics) – Multiple Choice Questions [MCQ]

Work & Energy MCQ sets (Multiple Choice Question and Answer) – Here we present 4 sets of MCQ & these cover Work and Energy chapters in Physics. Work (physics) – MCQ Set 1 (with answer) For work to be done on an object, force must be applieda. in an upward direction.b. against the force of […]

## Buoyancy Worksheets – MCQ worksheet | Multiple Choice Questions from the Buoyancy of Fluids chapter – physics

Buoyancy of Fluids (physics) – MCQ worksheets with Questions & answers + other exercises Buoyancy of the fluids – MCQ Worksheet (with answer) Which statement explains buoyant force?a. Denser fluids exert less pressure.b. Fluid pressure is greater at greater depths.c. An object weighs less in water.d. all of the above What determines whether an object […]

## Pressure Worksheets – MCQ worksheet | Multiple Choice Questions from the Fluid Pressure chapter – physics

Fluid Pressure (physics) – MCQ worksheets with answer + other exercises Pressure of the fluids – MCQ Worksheet (with answer) Why do fluids exert pressure?a. They are heavier than solids.b. Their particles are constantly moving.c. Their force is applied to a small area.d. They crowd together in the smallest possible space. When the same force […]

## Machines Worksheets – MCQ worksheet | Multiple Choice Questions from the Machines (simple & compound) chapter

Machines (simple and compound machines) – MCQ worksheets with answer Machines – MCQ Worksheet (with answer) A machine can make work easier bya. increasing the amount of force that is applied.b. increasing the distance over which force is applied.c. changing the direction in which force is applied.d. any of the above Examples of machines that […]

## Newton’s Laws of Motion Worksheets – MCQ worksheet | Multiple Choice Questions from the Laws of Motion chapter – physics

Newton’s Laws of Motion Worksheets (MCQ) – 3 sets with answer Newton’s First Law – MCQ Worksheet (with answer) Newton’s first law of motion states that an object’s motion will not change unlessa. the net force acting on it is greater than zero.b. a force continues to be applied to the object.c. its inertia is […]

## MCQ worksheet – Force (Physics) | Multiple Choice Questions from the Force chapter – physics

MCQ worksheet – Fundamentals of Force 1 ) Force can cause aa. stationary object to start moving.b. moving object to change speed.c. moving object to change direction.d. all of the above 2) Examples of forces includea. motion.b. friction.c. acceleration.d. two of the above 3) If gravity pulls you down toward the center of Earth with […]

## Multiple Choice Questions on Motion physics (MCQs on motion)

Motion in one dimension – Multiple Choice Questions (MCQ):In this post, we are presenting an awesome set of MCQs on Motion in one dimension. These multiple-choice questions will make you confident enough about this chapter, provided you try this MCQ paper to test your understanding. We found this set on the internet and thought to […]

## Physics questions and answers for class 9 cbse icse

Physics questions and answers for class 9 for CBSE and ICSE boards – selected Numericals and fundamental questions are being published under this super set. Assignments 1.) A ball is thrown vertically upwards. It goes to a height of 20 m and then returns to the ground. Taking acceleration due to gravity g to be […]

## Physics Numericals Class 9 Motion & other Chapters solved

Physics Numericals Class 9 – Find 101+ solved numerical problems, Questions & answers from class 9 motion & other chapters, for CBSE, ICSE.

## 79 Challenging Physics Problems and Questions-Physics Question Bank

Here we are publishing a large number of physics problems and questions, with selective hints as well. These numerical problems and questions are distributed among 7 sets of Questions for you. The first set (Set number 1) is being published on this post body itself and the rest of the sets (6 more) are being embedded […]

## 2 Challenging Sets of Physics problems and Questions to test your preparation

In today’s post we are publishing 2 sets of Physics Problems and Question papers for high school students and adult physics lovers. The numerical problems will test the understanding of the topics or chapters involved while the descriptive questions are going to test the theoretical background of the readers. We invite the readers to solve […]

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