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    				| 1. | 4. A particle is moving in a circular path with uniform speed V. What willbe its average velocity after traversing half the path?(a) 2V(b) 2(d) 7m2Ď2 | 
| Answer» Time taken to complete half path = πR/V and displacement is = 2R so avg. velocity = displacement/time = 2R/(πR/v) = 2V/π option b | |