 
			 
			MCQOPTIONS
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				| 1. | Crankcase explosion in I.C. engines usually occurs as | 
| A. | First a mild explosion followed by a bi explosion | 
| B. | First a big explosion followed by a mil explosion | 
| C. | Both mild and big explosions occurs simultaneously | 
| D. | Never occurs | 
| Answer» B. First a big explosion followed by a mil explosion | |