Engineering, 23.08.2019 05:10 robertobi1988
Athermocouple used to measure temperature of gas flowing through a duct records 280°c. if emissivity of junction is 0.4 and film coefficient of heat transfer is 150w/m^2k. (i) find the true temperature of gas. (ii what should be the emissivity of junction in order to reduce the temperature error be 40%? the temperature of the duct wall is 140°c
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Athermocouple used to measure temperature of gas flowing through a duct records 280°c. if emissivity...
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