Which of the following expressions correctly gives the work done when a constant…

PHYSICS · Single correct · CBSE · Physics · Work, Energy and Power · Work, Energy and Power

Problem

Which of the following expressions correctly gives the work

W

done when a constant force

F

acts on a body that undergoes a displacement

s

making an angle

\theta

with the force? (a)

W = F s

(b)

W = \dfrac{F s}{\cos \theta}

(c)

W = F s \cos \theta

(d)

W = F s \sin \theta