Question

22.
The efficiency of carnot's engine at particular
1
temperature of source and sink is if same source
2.
and sink is used for refrigerator then coefficient of
performance of refrigerator will be
O1
O2
03
04​

Answer 1

Answer:

03

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Answer 2

Answer:

Correct option is

A

T

1

T

1

−T

2

Efficiency of Carnot engine =η=

T

1

T

1

−T

2

where, T

1

= source temperature

T

2

= sink temperature

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