Which of the following gives the work done by a constant force of magnitude acting at…

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

Which of the following gives the work

W

done by a constant force of magnitude

F

acting at an angle

\theta

to the direction of displacement

s

? (a)

W = F s

(b)

W = F s \cos\theta

(c)

W = F s \sin\theta

(d)

W = \dfrac{1}{2}\,F s \cos\theta