Which of the following is a derived unit

(1) Unit of mass

(2) Unit of length

(3) Unit of time

(4) Unit of volume

Dyne/cm² is not a unit of :

(1) Pressure

(2) Stress

(3) Strain

(4) Young's modulus

The units of angular momentum are

(1) $kg\text{}-\text{}{m}^2\text{}/\text{}{s}^2$

(2) $Joule\text{}-\text{}s$

(3) $Joule\text{}/\text{}s$

(4) $kg\text{}-\text{}m\text{}-\text{}{s}^2$

Which of the following is not the unit of energy

(1) Calorie

(2) Joule

(3) Electron volt

(4) Watt

Which of the following is not a unit of time

(1) Leap year

(2) Micro second

(3) Lunar month

(4) Light year

The S.I. unit of gravitational potential is

(1) J

(2) $J\text{-}k{g}^{-1}$

(3) $J\text{-}kg$

(4) $J\text{-}k{g}^{-2}$

Which one of the following is not a unit of young's modulus?

(1) $N{m}^{-1}$

(2) $N{m}^{-2}$

(3) $Dynec{m}^{-2}$

(4) Mega Pascal

In C.G.S. system the magnitutde of the force is 100 dynes. In another system where the fundamental physical quantities are kilogram, metre and minute, the magnitude of the force is

(1) 0.036

(2) 0.36

(3) 3.6

(4) 36

The unit of L/R is (where L = inductance and R = resistance)

(1) sec

(2) sec^–1

(3) Volt

(4) Ampere

Which is different from others by units?

(1) Phase difference

(2) Mechanical equivalent

(3) Loudness of sound

(4) Poisson's ratio