A particle executing SHM crosses points A and B with the same velocity . Having taken 3 s in passing from A to B , it returns to B after another3 s . The time period is

A particle executing SHM crosses points A and B with the same velocity

1.	A particle executing SHM crosses points A and B with the same velocity . Having taken 3 s in passing from A to B , it returns to B after another3 s . The time period is
Answer» 15 s 6 s 12 s 9 s Answer :C