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Question
The truck has to apply a force of 3000 N to overcome friction while moving with a uniform speed of 36 kmhr−1. What is the power developed by the truck?
Numerical
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Solution
We know that power = force × velocity
Here, force = 3000 N,
velocity = 36 kmhr−1 = 10 m/s
Power = 3000 × 10 = 30000 watt
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