In S.I system the fundamental unit of current strength  is

In C.G.S system the fundamental units of mass is

The value of  Least count is

The ratio between mass and volume is called 

The SI unit for force is 

If  we want to measure the  thickness of a glass plate, which instrument is used?

The unit of energy in SI system is 

Name the instrument  used to measure the relative density of liquids.

1 litre  is equal to

1 M.S.D  - 1  V.S.D=