Published by:
CGP EDU Academic Team
Published on: September 12, 2026
Let 
is the efficiency of an engine at T 1 = 447°C and T 2 = 147°C while 
is the efficiency at T 1 = 947°C and T 2 = 47°C. The 
ratio will be:
Text Solution
Verified by ExpertsThe correct answer is:
B
Efficiency 
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