A 4.0-kg block is pushed up a 36$\degree$ incline by a force of magnitude P applied parallel to the incline.When P is 31 N,it is observed that the block moves up the incline with a constant speed.What value of P would be required to lower the block down the incline at a constant speed?
A)27 N
B)15 N
C)13 N
D)17 N
E)19 N

Question

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The Answer of A 4.0-kg block is pushed up a 36$\degree$ incline by a force of magnitude P applied parallel to the incline.When P is 31 N,it is observed that the block moves up the incline with a constant speed.What value of P would be required to lower the block down the incline at a constant speed?
A)27 N
B)15 N
C)13 N
D)17 N
E)19 N

A 40-Kg Block Is Pushed Up a 36 °\degree° Incline by a Force of Magnitude P Applied Parallel to by a Force

A 40-Kg Block Is Pushed Up a 36 $\degree$ Incline by a Force of Magnitude P Applied Parallel to by a Force