The unit of length, velocity and force are doubled. Which of the following is the correct change in the other units?
Unit of time is doubled
Unit of mass is doubled
Unit of momentum is doubled
Unit of energy is doubled
Length cannot be measured by
Match List $I$ with List $II$.
List $I$ | List $II$ |
$(A)$ Torque | $(I)$ $Nms^{-1}$ |
$(B)$ Stress | $(II)$ $J\,kg^{-1}$ |
$(C)$ Latent Heat | $(III)$ $Nm$ |
$(D)$ Power | $(IV)$ $Nm^{-2}$ |
Choose the correct answer from the options below.
Unit of energy in $SI$ system is
The unit of $L/R$ is (where $L$ = inductance and $R$ = resistance)
A suitable unit for gravitational constant is