A clock , with a brass pendulum, keeps correct time at `20^(@)C`, but loses `8.212` s per day , when the temperature rises to `30^(@)C`. Calculate the coefficient of linear expansion of brass.

A clock with an iron pendulum keeps correct time at 20^(@)C . How much time will it lose or gain in a day if the temperature changes to 40^(@)C . Thermal coefficient of liner expansion alpha = 0.000012 per^(@)C .

A clock with an iron pendulum keeps correct time at 20^(@)C . How much time will it lose or gain in a day if the temperature changes to 40^(@)C . Thermal coefficient of liner expansion alpha = 0.000012 per^(@)C .

A clock with an iron pendulum keeps correct time at 20^(@)C . How much time will it lose or gain in a day if the temperature changes to 40^(@)C . Thermal coefficient of liner expansion alpha = 0.000012 per^(@)C .

A clock with an iron pendulum keeps correct time at 20^(@)C . How much time will it lose or gain in a day if the temperature changes to 40^(@)C . Thermal coefficient of liner expansion alpha = 0.000012 per^(@)C .

A clock with an iron pendulum keeps correct time at 20^(@)C . How much time will it lose or gain in a day if the temperature changes to 40^(@)C . Thermal coefficient of liner expansion alpha = 0.000012 per^(@)C .

A clock with an iron pendulum keeps correct time at 15^(@)C . If th room temperature rises to 20^(@)C , the error in second per day will be (coefficient of linear expansion of iron is 0.000012^(@)C )

A clock with an iron pendulum keeps correct time at 15^(@)C . If the room temperature rises to 20^(@)C , the error in sconds per day will be (coefficient of linear expansion for iron is 0.000012//^(@)C)

A pendulum clock having copper rod keeps correct time at 20^@ C . It gains 15 seconds per day if cooled to 0^@C . Calculate the coefficient of linear expansion of copper.