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12 December, 08:19

A block accelerates at 3.7 m/s2 down a plane

inclined at an angle 27.0. Find μk between the block and the in-

clined plane. The acceleration of gravity is

9.81 m/s2.

Answers (1)
  1. M
    12 December, 09:18
    0
    The net force on the block is:

    Fnet = Weight along incline - friction

    ma = mgsin (∅) - μkmg

    ma = mg (sin (∅) - μk)

    μk = sin (27) - 3.7/9.8

    μk = 0.076
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