MCQOPTIONS
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| 1. |
Crankcase explosion in I.C. engine usually occurs as __________ |
| A. | first a mild explosion followed by a big explosion |
| B. | first a big explosion followed by a mild explosion |
| C. | both mild and big explosions occur simultaneously |
| D. | never occurs |
| Answer» B. first a big explosion followed by a mild explosion | |