A pendulum clock is 5 seconds fast each day at a temperature of 15^0C and10 seconds slow at a temperature of 30^0C.The temperature at which it is designed to give the correct time is?

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Q. A pendulum clock is 5 seconds fast at temperature of

15^{\circ} C

and 10 seconds slow at a temperature of

30^{\circ} C

. At what temperature does it give the correct time? (take time interval = 24 hours)

Q. A pendulum clock runs fast by 5 seconds per day at

20^{\circ} C

and goes slow by 10 seconds per day at

35^{\circ} C

. It shows correct time at a temperature of :

Q. A clock with a metal pendulum gains

10

seconds each day at

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and loses

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. Then temperature at which it gives correct time is:

A pendulum clock loses 12 seconds a day if the temperature is $40^{\circ} C$ and goes fast by 4 seconds a day if the temperature is $20^{\circ} C$ . Find the temperature at which the clock will show correct time, and the coefficient of linear expansion of the metal of the pendulum shaft.

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5 s

fast each day at a temperature of

15^{\circ} C

and

10 s

slow each day at a temperature of

30^{\circ} C

. Find coefficient of linear expansion for the metal.

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