Physics · Work, Power and Energy
Which of the following are examples of negative work? i) Work done by gravitational force when an object falls downwards. ii) Work done by gravitational force when an object is lifted upwards. iii) Work done by friction force when an object slides down an inclined plane.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1i, ii and iii
- 2ii and iii only✓
- 3i and iii only
- 4i and ii only
Correct answer
ii and iii only
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