Physics · Work, Energy and Power
A 2 m long weightless spring having a force constant of 25 N/m hangs from the ceiling. At its lower end, a mass of 1 kg is suspended. If it is pulled down by 10 cm and released, what is its kinetic energy when the spring has moved 5 cm up?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 10.1250 Joule
- 20.0624 Joule
- 30.0312 Joule
- 40.0938 Joule✓
Correct answer
0.0938 Joule
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