How much work is done on a sled pulled 4.00 m to the right by a force of
75.0 N at an angle of 35.0 °above the horizontal?
(with solution)
75.0 N at an angle of 35.0 °above the horizontal?
(with solution)
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The work done by an object exerting a force F at an angle θ and at a distance d is given by
where:
W = work
F = force
d = distance
θ = angle of the force with the horizontal
Solving for the work
W = Fd cos θ
W = (75.0 N)(4.00 m)(cos 35.0°)
Therefore, the work done is 246 J.