Work Done by a Force MCQs
Practice Work Done by a Force multiple-choice questions from Work and Energy (Class 9 Science) - tap an answer for instant feedback and a step-by-step solution. Practice the full set free on the RankByte app.
Work Done by a ForceQuiz - Solve & Score
Q1. A dock worker shoves a crate of fish 12 m along a level wharf, keeping a constant horizontal push of 6 N on it. What is the work done by the worker?
- A.6
- B.36
- C.18
- D.72
Answer: D. 72
Work done by a constant force along the motion: W = F*s = 6 N * 12 m = 72 J.
Q2. A farmer pushes a wheelbarrow of grain 6 m down a flat path using a horizontal force of 9 N. What work has the farmer done on the wheelbarrow?
- A.27
- B.15
- C.54
- D.9
Answer: C. 54
Work done by a constant force along the motion: W = F*s = 9 N * 6 m = 54 J.
Q3. During spring cleaning, a man drags a rug 20 m along the corridor with a horizontal pull of 3 N. What is the work done on the rug?
- A.30
- B.3
- C.23
- D.60
Answer: D. 60
Work done by a constant force along the motion: W = F*s = 3 N * 20 m = 60 J.
Master Work Done by a Force on RankByte
Step-by-step solutions, mock tests, live ranks and streaks - free to start.
Get early access