Q. Three rods of copper , brass and steel are welded together to form a Y-shaped structure .Area of cross -section of each rod is .End of copper rod is maintained at whereas ends of brass and steel are kept at Lengths of the copper, brass and steel rods are 46,13 and 12 cm respectively The rods are thermally insulated from surroundings except at ends.Thermal conductivities of copper , brass and steel are 092 , 0.26 and 0.12 in CGS units , respectively .Rate of heat flow throught cooper rod is

 4708  213 JEE MainJEE Main 2014Thermal Properties of Matter Report Error

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