If the length of a simple pendulum is increased by 2%, then

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If the length of a simple pendulum is increased by 2%, then the time period

1. increases by 2%
2. decreases by 2%
3. increases by 1%
4. decreases by 1%

Correct Option: C

We know that , T = 2π
		l
		g

	∆T	× 100 =	1	+	∆ℓ	× 100
	T		2		ℓ

If length is increased by 2%., time period increases by 1%.