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Estimation of physical quantities with Significant Figures and Order of Magnitude

Estimation of physical quantities brings in the concepts of Significant Figures and Order of Magnitude. It is always a good idea to be able to estimate the size of a ...
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Random and systematic errors in physical measurements or physics experiments | Precision and accuracy & Uncertainty

Here we will briefly define and explain the common terms related to Random errors and systematic errors in physical measurements (also in Physics experiments). We will talk about terms like ...
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[pdf notes] Unit Systems in Physics – grade 10 Notes download | class 11 physics notes on Unit System

This Unit Systems in Physics Notes [PDF] is primarily for the grade 10 (10th grade) physics syllabus of different international boards. This also covers the class 10 physics syllabus on ...
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Determination of Density of a solid and a liquid

Determination of Density of a Solid by Using a Measuring Cylinder Dividing the mass of a solid by its volume gives its density. The mass of a solid can be ...
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electronvolt – what is electronvolt(eV) and how is eV related to Joule?

The SI unit of energy joule is too large a unit of energy for the microscopic world. A more convenient unit of energy for the microscopic world is the electronvolt, ...
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How to convert between degrees and radians -degree and radian conversion formulas

Angular displacement is often expressed in one of three units. The first is the degree, and it is well known that there are 360 degrees in a circle. The second ...
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What is the difference between fundamental quantity and derived quantity?

Length, Mass, and Time – Each of these 3 physical quantities doesn’t depend on any other quantity for its measurement. So these 3 are called Fundamental quantities. Other quantities like ...
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Conversions of Volume units – litre to m3 or litre to cm3 | liter to m3 or liter to cm3

Very often while solving numerical problems of physics we need to take the help of Conversions of Volume units - litre to m3 or litre to cm3 or vice versa ...
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km/h to m/s – unit conversion from kilometer/hour to meter/second

figure 1: km/h to m/s - unit conversion from kilometer/hour to meter/second and vice versa Km/h to m/s or km/hr to m/s conversion: To convert km/hr value to m/s value ...
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Any Difference between mole and molecule? |Any difference between mol or mole?

While studying the chapter on gas laws you must have come across the term 'mole' or 'mol'. You may have seen gram-mol as well in that chapter. I find many ...
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How does Density differ from Relative Density? | Density & Relative density FAQs

Density is the mass per unit volume. The unit of density in SI is Kg/meter3. The relative density or specific gravity of a substance is the ratio of its own ...
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