If the COP of
Carnot refrigerator is 4, then the thermal efficiency of the Carnot engine
would be ________ .
यदि कार्नोट रेफ्रिजरेटर का COP 4 है, तो कार्नोट इंजन की थर्मल दक्षता ________ होगी।
0.33
0.25
0.2
0.18
0.2
Given :Coefficient of performance of Carnot refrigerator
..Method 1..
Thermal efficiency of Carnot engine for the same temperature limit is given by
Hence, the correct option is (C).
..Method 2..
Hence, the
correct option is (C).
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