Asked by Anonymous

a body with a mass of 40kg is at the point of sliding down an incline plane of 20degrees.calculate the external force required to pull the body up the incline plane

Answers

Answered by Henry
M*g = 40*9.8 = 392 N.

Fp = 392*sin20 = 134.1 N. = Force parallel to the incline = Force required to pull the body up the incline.



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