PhysicsWork, energy and powerWAEC
A boy of mass 50 kg climbs a staircase 4 m high in 10 s. His power is (g = 10 m/s²)
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Answer: A. 200 W
P = mgh/t = 50 × 10 × 4/10 = 200 W.
An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.