Given below are two statements: one is labelled as Assertion 
and the other is labelled as Reason 
Assertion A: Efficiency of a reversible heat engine will be highest at 
temperature of cold reservoir.
Reason R: The efficiency of Carnot's engine depends not only on temperature of cold reservoir but it depends on the temperature of hot reservoir too and is given as 
.
In the light of the above statements, choose the correct answer from the options given below
and 
are true but 
is NOT the correct explanation of 
and 
are true and 
is the correct explanation of 
is false but 
is true
is true but 
is false
Text Solution
Verified by ExpertsB
Efficiently of Carnot's engine will be highest at 
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