The unit of Planck's constant is
- AJoule
- BJoule/s
- CJoule/m
- DJoule-s
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The dimensions of a couple are
Medium
View SolutionDifferent physical quantities are given in Column-$I$ and their dimensional formulas are given in Column-$II$. Match them appropriately.
Column-$I$ Column-$II$ $(a)$ Viscous force $(i)$ $[M^1 L^1 T^{-2}]$ $(b)$ Coefficient of viscosity $(ii)$ $[M^1 L^{-1} T^{-1}]$ $(iii)$ $[M^1 L^{-1} T^{-2}]$
| Column-$I$ | Column-$II$ |
|---|---|
| $(a)$ Viscous force | $(i)$ $[M^1 L^1 T^{-2}]$ |
| $(b)$ Coefficient of viscosity | $(ii)$ $[M^1 L^{-1} T^{-1}]$ |
| $(iii)$ $[M^1 L^{-1} T^{-2}]$ |
Easy
View SolutionThe dimensional formula of the effective torsional constant of a spring is . . . . . . .
Of the following,the pair of physical quantities not having the same dimensional formula is
$[L^2 M^1 T^{-2}]$ are the dimensions of
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