

MCQOPTIONS
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1. |
The theoretically correct air fuel ratio for petrol engine is of the order of___________________? |
A. | 6 : 1 |
B. | 9 : 1 |
C. | 12 : 1 |
D. | 15 : 1 |
E. | 20 : 1 |
Answer» E. 20 : 1 | |