A string vibrates according to the equation \[y=5\sin \,\left( \frac{2 – McqOptions

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1.	A string vibrates according to the equation \[y=5\sin \,\left( \frac{2\pi x}{3} \right)\,\,\cos \,20\,\pi t\], where x and y are in cm and t in sec. The distance between two adjacent nodes is [UPSEAT 2005]
A.	3 cm
B.	4.5 cm
C.	6 cm
D.	1.5 cm
Answer» E.

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