The work done by a pump increases uniformly from 0 J at t = 0 s to 120 J at t = 3 s

PHYSICS · Multi-part · CBSE · Physics · Work, Energy and Power · Work, Energy and Power

Problem

The work done by a pump increases uniformly from 0 J at t = 0 s to 120 J at t = 3 s. Calculate: (i) the instantaneous power at t = 2 s (ii) the average power during the first 3 s

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