mjmboyens4188 mjmboyens4188
  • 11-03-2020
  • Engineering
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A long copper rod of diameter 2.0 cm is initially at a uniform temperature of 100C. It is now exposed to an air stream of 20C with a heat transfer coefficient of 200 W/m^2. How long would it take for the copper rod to cool to an average temperature of 25C

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trenchard4ray trenchard4ray
  • 14-03-2020

Answer:

4 minutes

Explanation:

The solutions are attach below.

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