Mathematics · Work and Energy
A certain force acting on a 20 kg mass changes its velocity from 5 m/s to 2 m/s. Calculate the work done by this force.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1210 J
- 2420 J
- 3-420 J
- 4-210 J✓
Correct answer
-210 J
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