contestada

A lawn mower, with a mass of 65 kg, is being pushed with a force of 300 N at 30 degrees from the horizontal. If the lawn mower now accelerates at 2 m/s/s, calculate the force of friction acting on the mower.

Given:
Fa = __N
m = __kg
a = __m/s/s

Unknown
Fax = __N
Fnet = __N
Ff = 129N