MCQ
Time period of a simple pendulum will be double, if we
- ADecrease the length 2 times
- BDecrease the length 4 times
- CIncrease the length 2 times
- ✓Increase the length 4 times
✓
Answer
Correct option: D.
Increase the length 4 times
d
(d)$T \propto \sqrt l $
(d)$T \propto \sqrt l $
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