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A second's pendulum clock has a steel wi...

A second's pendulum clock has a steel wire. The clock is calibrated at `20^@ C`. How much time does the clock lose or gain in one week when the temperature is increased to `30^@ C` ? `alpha_(steel) = 1.2 xx 10^(-5).^@C^(-1)`.

A

0.3628s

B

3.626s

C

362.8s

D

36.28s

Text Solution

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The correct Answer is:
D
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