Question

The work done in moving an object through a displacement of d meters is given by W = Fd cos 0, where 0 is the angle between the displacement and the force F exerted. If Lisa does 1500 joules of work while exerting a

100-newton force over 20 meters, at what angle was she exerting the force?

Answer 1

Solution is in the attached photo.

Explanation:

This question tests on the concept of the usage of the formula for work done.