Match List $I$ with List $II$.
LIST $-I$ | LIST $-II$ |
$(A)$ Torque | $(I)$ $kg\,m ^{-1}\,s ^{-2}$ |
$(B)$ Energy density | $(II)$ $kg\,m\,s^{-1}$ |
$(C)$ Pressure gradient | $(III)$ $kg\,m ^{-2}\,s ^{-2}$ |
$(D)$ Impulse | $(IV)$ $kg\,m ^2\,s ^{-2}$ |
Choose the correct answer from the options given below
$(A)-(IV), (B)-(III), (C)-(I), (D)-(II)$
$(A)-(I), (B)-(IV), (C)-(III), (D)-(II)$
$(A)-(IV), (B)-(I), (C)-(II), (D)-(III)$
$(A)-(IV), (B)-(I), (C)-(III), (D)-(II)$
Why do we have different units for the same physical quantity ?
Unit of energy in $SI$ system is
The unit of reactance is
Which of the following is a unit that of force?