Riya and Karan each climb the same staircase carrying identical school bags

PHYSICS · Single correct · CBSE · Physics · Work and Energy · Work and Energy

Problem

Riya and Karan each climb the same staircase carrying identical school bags. Riya reaches the top in half the time taken by Karan. What can be said about their power output? (a) Riya's power is half of Karan's (b) Their power outputs cannot be compared without knowing the height climbed (c) Riya's power is twice Karan's (d) Both have equal power

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