For the stationary wave \[y=4\sin \,\left( \frac{\pi x}{15} \right)\co – McqOptions

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1.	For the stationary wave \[y=4\sin \,\left( \frac{\pi x}{15} \right)\cos (96\,\pi t)\], the distance between a node and the next antinode is[MP PMT 1987]
A.	7.5
B.	15
C.	22.5
D.	30
Answer» B. 15

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