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Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
ENTRANCE TEST – 2012 :: Discussion
| 31. | A heat engine operating according to second law of thermodynamics rejects one fourth of the heat taken from high temperature reservoir. What is the percentage efficiency of heat engine? | |
| A. | 100% | |
| B. | 25% | |
| C. | 50% | |
| D. | 75% | |
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