Per NCERT §5.4, the dimensions of kinetic energy (and of work) are which?
A[M L² T⁻¹]
B[M L T⁻²]
C[M L² T⁻²]
D[M L T⁻¹]
Answer & Solution
Correct answer: C. [M L² T⁻²]
NCERT §5.4: K = (1/2)mv² ⇒ [M][L T⁻¹]² = [M L² T⁻²]. Same as work and PE.
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