A particle moving with S.H.M passes through two points A and B, with the same velocity, having occupied 2 seconds in passing from A to B; after another 2 seconds, it returns to B. The period is
A particle moving with S.H.M passes through two points A and B, with the same velocity, having occupied 2 seconds in passing from A to B; after another 2 seconds, it returns to B. The period is
A. 2 seconds B. 4 seconds C. 5 seconds D. 8 seconds