Physics · Oscillations and Waves
The normal frequency of the out-of-phase (asymmetric) mode of free vibration for a coupled parallel pendulum system is given by:
- 1√[(g/l) + (m/2k)]
- 2√[(g/l) - (m/2k)]
- 3√[(g/l) + (2k/m)]✓
- 4√[(g/l) - (2k/m)]
Correct answer
√[(g/l) + (2k/m)]
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