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A pendulum clock ( fitted with a small ...

A pendulum clock ( fitted with a small heavy bob that is connected with a metal rod ) is 3 seconds fast each day at a temperature of `15^(@)C` and 2 seconds slow at a temperature of `30^(@)C`. Find the temperature ( in `""^(@)C` ) at which will show the correct time.

A

`18^(@)C`

B

`22^(@)C`

C

`20^(@)C`

D

`25^(@)C`

Text Solution

Verified by Experts

The correct Answer is:
C
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