JEE Main & Advanced
JEE Main Paper (Held on 09-4-2019 Morning)
question_answer
A string is clamped at both the ends and it is vibrating in its 4th harmonic. The equation of the stationary wave is \[Y=0.3\sin \]\[(0.157x)cos\]\[(200\pi t)\]. The length of the string is : (All quantities are in SI units.) [JEE Main 9-4-2019 Morning]