# physics

A crate has a mass of 20 kg. What applied force is required to produce an acceleration of 3 m/s2 if the frictional force is known to be 95 N?

1. 👍 1
2. 👎 0
3. 👁 143
1. Fnet=Fc-Fmk

ma=Fc-Fmk

(20kg)*(3m/s^2)=Fc-95N

60N=Fc-95N

Fc=155N

1. 👍 2
2. 👎 0

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