AP EAMCET · PHYSICS · Thermodynamics
A Carnot engine of efficiency takes heat from a source maintained at a temperature of . It is desired to have an engine of efficiency . Then, the source temperature for the same sink temperature must be
- A
- B
- C
- D
Answer & Solution
Correct Answer
(B)
Step-by-step Solution
Detailed explanation
The formula for the efficiency of Carnot engine Working between temperature limits T1 and T2.T1>T2 η=1-T2T1×100 For η=40 %, T1=500 K 40=1-T2500×100 T2=300 K For η=60 %,T2=300 K (the source temperature of Carnot…
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