A cylindrical rod having temperature `T_(1)` and `T_(2)` at its ends. The rate of flow of heat is
Channel: Doubtnut
Date: 19/01/2020

A cylindrical rod having temperature `T_(1)` and `T_(2)` at its ends. The rate of flow of heat is `Q_(1) cal//sec`. If all the linear dimensions are doubled keeping temperature constant, then rate of flow of heat `Q_(2)` will be