What is emissivity? Types of Heat Exchangers. Which Heat Exchanger is better and why? What is Reynold's number?
AnswerBot
6mo
Emissivity is the measure of an object's ability to emit infrared energy.
Emissivity is a dimensionless value between 0 and 1, with 1 being a perfect emitter.
Different materials have different emissivi...read more
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