Question 219: Units , Dimensions and Error Analysis

Question

Out of the following pair, which one does NOT have identical dimensions is

Accepted Answer

Moment of inertia, I = Mr
2
$$	herefore$$ [I] = [ML
2
]
Moment of force, $$\overrightarrow 	au   = \overrightarrow r  	imes \overrightarrow F $$
$$	herefore$$ $$[\overrightarrow 	au  ]$$ = $$[L][ML{T^{ - 2}}]$$ = $$[ML^{ 2}{T^{ - 2}}]$$

Answer

angular momentum and Planck's constant

Answer

impulse and momentum

Answer

moment of inertia and moment of a force

Answer

work and torque

Units , Dimensions and Error Analysis

Out of the following pair, which one does NOT have identical dimensions is

Choose the correct answer: