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IC Engines and Nuclear Power Plants - Data Intensity 2 Multiple Questions and Answers.
| 26. | A moderator | ||
| A. | absorbs neutrons | ||
| B. | does not absorb neutrons | ||
| C. | accelerates neutrons | ||
| D. | none of these | ||
| 27. | The thermodynamic cycle on which the petrol engine works, is | ||
| A. | Otto cycle | ||
| B. | Joule cycle | ||
| C. | Rankine cycle | ||
| D. | Stirling cycle | ||
| 28. | The inlet valve of a four stroke cycle internal combustion engine remains open for | ||
| A. | 130� | ||
| B. | 180� | ||
| C. | 230� | ||
| D. | 270� | ||
| 29. | The correct mixture strength (by weight) for petrol is about | ||
| A. | 14.6:1 | ||
| B. | 18.5:1 | ||
| C. | 20.4:1 | ||
| D. | 22.6:1 | ||
| 30. | The working pressure and temperature inside the cylinder of an internal combustion engine is _____ as compared to a steam engine. | ||
| A. | low | ||
| B. | very low | ||
| C. | high | ||
| D. | very high | ||
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