The temperature of a physical pendulum, whose time period is T, is raised by Deltatheta. The change in its time period is

The temperature of a physical pendulum, whose time period is T, is rai

1.	The temperature of a physical pendulum, whose time period is T, is raised by Deltatheta. The change in its time period is
Answer» `1/2 alphaDelta theta` `2alphe T DELTA theta` `1/2 alpha Delta theta` 2 alpha Delata theta` Solution : `T=2pisqrt(1/g)rArr Tprop sqrtl` `THEREFORE""(T')/T=((L')/l)^(2)=1+1/2(DELTAL)/l=1+1/2alphaDeltatheta` `therefore""Delta T T'-T=1/2alpha Delta theta