Q10 of 13 Page 35

Full form of CGS, FPS, MKS and SI

CGS: Centimetre Gram Second

Fundamental units are Centimetre, Gram and Second


MKS: Metre, Kilogram, Second


Fundamental units are Metre, Kilogram and Second


FPS: Foot, Pound, Second


Fundamental units are Foot, Pound and Second


SI: International System of Units


Fundamental units are Metre, Kilogram and Second


Some important conversions:


1 meter = 100 cm = 3.28084 feet


(Feet is plural of foot, that is more than 1 foot)


1 kg = 1000 g = 2.205 pound


1 second is same in all the units mentioned above


More from this chapter

All 13 →
8

A train is travelling at a speed of 90 kmhr-1. Brakes are applied so as to produce a uniform acceleration of -0.5 ms-2. Find how far the train will go before it is brought to rest?

 9

In a practical unit if the unit of mass becomes double and that of unit of time becomes half, then 8 joules will be equal to ________?

 11

Why do we have different units for the same physical quantity?

 12

What kind of error may happen when you are measuring the height of a person taller than you? What should you do avoid this error?