Friday, July 16, 2010

Find work????

A 50 kg block is pulled at a constant speed of 6.7 m/s across a horizontal floor by an applied force of 114 N directed 37° above the horizontal. What is the rate at which the force does work on the block?

Find work????
P = F*Vh = 114cos37°*6.7 = 610 W
Reply:6.10×102 W


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