defence exam Agniveer Vayu Group X & XY Mock Test 01/2026 Thermodynamics Second Law of Thermodynamics and Entropy Carnot's Theorem and its Corollary
Efficiency of a Carnot cycle is ____during the cycle where T2 is the highest temperature and T1 is the lowest
1
\(\frac{T_1 }{T_2}-1\)
2
T1 / T2
3
\(1- \frac{T_1 }{T_2} \)
4
\(1+ \frac{T_1 }{T_2} \)