The displacement of SHM is written as X = X? sin?t if displacement is written by X = X? son ?t then phase constant will be equal to

The displacement of SHM is written as X = X? sin?t if displacement is

1.	The displacement of SHM is written as X = X? sin?t if displacement is written by X = X? son ?t then phase constant will be equal to
A.	0?
B.	45?
C.	90?
D.	180?
Answer» D. 180?