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Questions and answers by
Omer Syed
Answers (2)
you forgot to mention the coordinates.
1)The tension of the rope in the x direction is 90*cos35 = 73.7 v=15m/s t = 30 The equation for Power is W/t and F*v Thus W/t=F*v W=t*F*v W=30*73.7*15 W=32850 2)the water does the same work in the opposite direction. W=-32850
