Per NCERT §5.7, the GRAVITATIONAL potential energy of a mass m at height h above the ground (g constant) is which?
A(1/2) m h
Bm g h
Cm h / g
Dm g
Answer & Solution
Correct answer: B. m g h
NCERT §5.7: V(h) = mgh, taking ground as the reference. Valid for h ≪ R_E so g is constant.
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