The ends of a metallic bar are maintained at different temperature and there is no loss/gain
Channel: Doubtnut
Date: 16/02/2020

The ends of a metallic bar are maintained at different temperature and there is no loss/gain of heat from the sides of the bar due to conduction or radiation. In the steady state the temperature variation along the length of the bar is a shown in the figure what do you think about the cross sectional area of the bar?