Mathematics · Work and Energy
A person pushes a box on a rough horizontal platform surface. He applies a force of 200 N over a distance of 15 m. Thereafter, he gets progressively tired and his applied force reduces linearly with distance to 100 N. The total distance through which the box has been moved is 30 m. What is the total work done by the person?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 15250 J✓
- 25690 J
- 32780 J
- 43280 J
Correct answer
5250 J
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