Question: What is the work done by a force of 25 N moving an object 4 m at an angle of 60° to the direction of the force? (2019)
Options:
Correct Answer: 75 J
Exam Year: 2019
Solution:
Work done = F × d × cos(θ) = 25 N × 4 m × cos(60°) = 25 N × 4 m × 0.5 = 50 J.