Air at atmospheric pressure and 27 degree celsius is blown across a long 4.0-cm diameter tube at a velocity of 20 m/s. Determine the heat transfer rate per unit length. Assume that wall temperature is 60 degree celsius
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Air at atmospheric pressure and 27 degree celsius is blown across a long 4.0-cm diameter tube at a velocity of 20 m/s. Determine the heat transfer rate per unit length. Assume that wall temperature is 60 degree celsius
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