MCQOPTIONS
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				| 1. | 
                                    The locus of a point on the pitch circle from the beginning to end of engagement of two mating gears is called as ___________ | 
                            
| A. | Arc of contact | 
| B. | Path of contact | 
| C. | Path of approach | 
| D. | Arc of approach | 
| Answer» B. Path of contact | |