Question

Find the ratio of time periods of two pendulums whose length are in the ratio 1:4

Answer 1

Explanation:

The time period of two Pendulums is compared by the formula \sqrt{l_{1}/l_{2}}

l

1

/l

2

so,

the Equation we have is \sqrt{1/4}

1/4

so the answer will be \frac{1}{2}

2

1

or 1:2

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