- #1
kelvin56484984
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Homework Statement
If an engine operates between 250°C and 25°C, what is its maximum thermodynamic efficiency?
Homework Equations
Ec=1-Tc/Th
The Attempt at a Solution
1-25/250
=90%
or
1-(25+273)/(250+273)
=43%
In this question,which one should I use K or ºC ?
thank you