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A pendulum swing through an angle of 30^...

A pendulum swing through an angle of `30^0` and describes an arc 8.8 cm in length. Find the length of the pendulum.

Text Solution

Verified by Experts

The correct Answer is:
`16.8cm`
Length of the pendulum `=` radius of the sector `=rcm`
Arc length `=8.8implies2xx22/7xxrxx30/360=8.8impliesr=168/10=16.8cm`
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