# Faulty Pendulums

Calculus Level 5

The time period of a simple pendulum is given by the relation $T=2 \pi \sqrt{\frac{l}{g}}$

By what % should the length be changed in order to correct a loss of 2 minutes per day?

##### Details & Assumptions:

$$g$$ is a constant.

If your answer is $$\frac{100}{N}$$%, put your answer as $$N$$.

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