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A pendulum clock is 5 seconds fast at a ...

A pendulum clock is 5 seconds fast at a temperature of `15^(@)C` and 10 seconds slow at a temperature of `30^(@)C`. The temperature at which it gives the correct time is

A

`18^(@) C`

B

`20^(@) C`

C

`22^(@) C`

D

`25^(@) C`

Text Solution

Verified by Experts

The correct Answer is:
B
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