Rajan exerts a force of 150 N in pulling a cart at a constant speed of 10 m/s. Calculate the power exerted.
Given,
Force = 150
Speed = 10 m/s
Power = Force x speed
= 150 x 10
= 1500 Watt, is the required power exerted.
A nut is opened by a wrench of length 20 cm. If the least force required is 2 N, find the moment of force needed to loosen the nut.
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