Mathematics · Oscillations
The upper end of a spring is fixed and a mass m is attached to its lower end. When the mass is slightly pulled down and released, it oscillates with a time period of 3 seconds. If the mass m is increased by 1 kg, the time period becomes 5 seconds. What is the value of m? (Assume the mass of the spring is negligible)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 138 kg
- 259 kg
- 3813 kg
- 4916 kg✓
Correct answer
916 kg
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