STANDARD Physics Dimensional Analysis MCQ Question
The velocity of a particle (v) at an instant t is given by v = at + bt². The dimension of b is
[L]
[LT⁻¹]
[LT⁻²]
[LT⁻³]
Correct Answer
Detailed Explanation
V = at + bt² implies [v] = [bt²] or [LT⁻¹] = [bT²] or [b]=[LT⁻³].
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