A stone of mass m kg is held h meters above the floor for 50s. The work done in joules over this period is - SchoolNGR

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A stone of mass m kg is held h meters above the floor for 50s. The work done in joules ...

A stone of mass m kg is held h meters above the floor for 50s. The work done in joules over this period is

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Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE

A Mh
B Mgh
C \(\frac{mgh}{50}\)
D O

Correct Answer: Option D

Explanation:
work = mgh(no motion)

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