Question

Steve exerts a study force of magnitude 210 n on the stalled car as he pushes to a distance of 18 metre the car also has a flat tire so to make the car track straight Steve must push at an angle of 30 degree to the direction of motion how much work does Steve do

Answer 1

work done = f×s×cos30
= 210×18×√3/2
=3273.57 J