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please answer 5.46 A pure aluminum cylinder, 4 cm diam. by 8 cm long, is initially at 300 C. It is plunged into a liquid

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5.46 A pure aluminum cylinder, 4 cm diam. by 8 cm long, is initially at 300 C. It is plunged into a liquid bath at 40'C with h = 500 W/m-K. Calculate the hottest and coldest temperatures in the cylinder after one minute. Compare these results with the lumped capacity calculation, and discuss the comparison

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