A truck of mass 2000 kg moving on a highway experience an average frictional force 800 N. il its speed increase from 25m / s to 35m/s over a distance of 500m. What is the force generated by truck

2 answers

Vo = 25 m/s.
V = 35 m/s.
d = 500 m.
Fk = 800 N.

V^2 = Vo^2 + 2a*d.
35^2 = 25^2 + 2a*500. a = ?.
35^2-25^2 = 1000a, a = 0.6 m/s^2.

F-Fk = M*a. F = ?.
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