Copper, brass and steel rods are welded to form a ?. The cross sectional area of...

Copper, brass and steel rods are welded to form a ?. The cross sectional area of each rod is 2.00 ??². The free end of the copper rod is held at 100.0 ° ?; and the free ends of the brass and steel rods, at 0.0 ° ?. Suppose there is no heat loss from the sides of the rods, the lengths of which are: copper, 13.0 ??; brass, 18.0 ??; steel, 24.0 ??. a) What is the temperature of the junction point? b) Calculate the heat current in each of the three rods.

k copper = 385.0 ? / ?.?, k brass = 109.0 ? / ?.k, ? steel = 50.2 ? / ?.k

Expert Solution

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genius_generous answered 2 years ago

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