Clock-s pendulum is made of invar because-It is light in weightIt is easily availableIts coefficient of linear expansion is lowIt is cheaply available

Question

Toppr Admin · Accepted Answer

Clock pendulum is made up of invar because the coefficient of thermal expansion of invar is small. So, there is no change in the length of pendulum of the clock during small change in temperature.

Hence, option C is correct.

Clock's pendulum is made of invar because:It is light in weightIt is easily availableIts coefficient of linear expansion is lowIt is cheaply available

Clock pendulum is made up of invar because the coefficient of thermal expansion of invar is small. So, there is no change in the length of pendulum of the clock during small change in temperature.Hence, option C is correct.

Clock's pendulum is made of invar because:
It is light in weight
It is easily available
Its coefficient of linear expansion is low
It is cheaply available

Clock pendulum is made up of invar because the coefficient of thermal expansion of invar is small. So, there is no change in the length of pendulum of the clock during small change in temperature.

Hence, option C is correct.