Question

The physical quantity angular momentum has the same dimensions as that of

• A. work
• B. force
• C. momentum
• D. torque
• E. Planck's constant

Answer 1

Answer: (E)

Angular momentum,
$[J]=[I\omega ]=[M{L}^2{T}^{-1}]$
Plancks constant, $[h]=\frac{[E]}{[v]}=[M{L}^2{T}^{-1}]$