A) \[0\]
B) \[-\frac{\pi }{2}\]
C) \[\pi \]
D) \[\frac{\pi }{2}\]
Correct Answer: C
Solution :
\[y=A\sin (kx-wt+\phi )\]at \[x=0,t=0,y=0\] and slope is negative \[\Rightarrow \phi =\pi \]You need to login to perform this action.
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