 
			 
			MCQOPTIONS
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				| 1. | In a slider-crank mechanism, the velocity of piston becomes maximum when | 
| A. | Crank and connecting rod are in line with each other | 
| B. | Crank is perpendicular to the line of stroke of the piston | 
| C. | Crank and connecting rod are mutually perpendicular | 
| D. | Crank is 120° with the line of stroke | 
| Answer» C. Crank and connecting rod are mutually perpendicular | |