GATE Mechanical Engineering (ME) 2017 Shift 1 Solved Paper

Question : 48 of 65

Marks: +1, -0

Heat is generated uniformly in a long solid cylindrical rod (diameter = 10 mm) at the rate of 4 x 10⁷ W/m³. The thermal conductivity of the rod material is 25 W/m K. Under steady state conditions, the temperature difference between the center and the surface of the rod is ________°C.