Physics, asked by sameerasen4444, 9 months ago

a carnot engine takes heat from a reservoir at 627 degree celsius and rejects heat to a sink at 27 degree celsius . its efficiency will be

Answers

Answered by SatyaGalaxy
4

Answer:

-2

Explanation:

t1=627+273=900

t2=27+273=300

efficiency of carnot engine is

=t1-t2÷t1

=1-t2÷t1

=1-900÷300

=1-3

=-2

Answered by roopa2000
0

Answer:

-2

Explanation:

t1=627+273=900

t2=27+273=300

efficiency of carnot engine is

=t1-t2÷t1

=1-t2÷t1

=1-900÷300

=1-3

=-2

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