Question: A welding rod with k = 30 (Btu/h)/(ft 8F) is 20 cm long and has a diameter of 4 mm. The two ends of

A welding rod with k = 30 (Btu/h)/(ft ∙ 8F) is 20 cm long and has a diameter of 4 mm. The two ends of the rod are held at 500°C and 50°C.

(a) In the units of Btu and J, how much heat flows along the rod each second?

(b) What is the temperature of the welding rod at its midpoint?

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a In the units of Btu and J the heat flowing along the rod each second is 417 Btu... View full answer

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