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प्रश्न
Rajan exerts a force of 150 N in pulling a cart at a constant speed of 10 m/s-1. Calculate the power exerted.
उत्तर
Given that
Force = 150 N
Velocity = 10 m s-1
∴ Power = F × v
= 150 N × 10 ms-1
= 1500 W
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