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IC Engines and Nuclear Power Plants - Data Intensity 1 Multiple Questions and Answers.
| 21. | A diesel engine has | ||
| A. | one valve | ||
| B. | two valves | ||
| C. | three valves | ||
| D. | four valves | ||
| 22. | The self ignition temperature of petrol is _____ as compared to diesel oil. | ||
| A. | same | ||
| B. | lower | ||
| C. | higher | ||
| D. | none of above | ||
| 23. | The pressure inside the cylinder is ______ the atmospheric pressure during the exhaust stroke. | ||
| A. | equal to | ||
| B. | below | ||
| C. | above | ||
| D. | none of above | ||
| 24. | The increase of cooling water temperature in petrol engine will ____the knocking tendency. | ||
| A. | not effect | ||
| B. | decrease | ||
| C. | increase | ||
| D. | none of above | ||
| 25. | A carburettor is used to supply | ||
| A. | petrol, air and lubricating oil | ||
| B. | air and diesel | ||
| C. | petrol and lubricating oil | ||
| D. | petrol and air | ||
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