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| Q. |
Fuel consumption of diesel engines is not guaranteed at one quarter load because at such low loads |
| A. | the friction is high |
| B. | the friction is unpredictable |
| C. | the small difference in cooling water temperature or in internal friction has a disproportionate effect |
| D. | the engine is rarely operated |
| Answer» C. the small difference in cooling water temperature or in internal friction has a disproportionate effect | |
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