Question Bank MCQ • 1 Mark Section 2: Classical Mechanics Classical Mechanics - Module 4

QB_PH_051: Classical Mechanics - Module 4

Question Statement

In Hamiltonian mechanics, the action variable $J = \oint p dq$ has physical dimensions of:
(A) Angular momentum (Action, $\text{J}\cdot\text{s}$)
(B) Energy
(C) Linear momentum
(D) Power
Correct Answer
A
Verified Key

Step-by-Step KaTeX Derivation & Detailed Explanation

### Solution: Action has dimensions of $\text{momentum} \times \text{length} = \text{energy} \times \text{time}$.
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