Q. Two travelling waves of equal amplitudes and equal frequencies move in opposite directions along a string. They interfere to produce a stationary wave whose equation is given by $y = (10 cos π x sin \frac{2 π t}{T}) c m$
The amplitude of the particle at $x = \frac{4}{3} c m$ will be ______ $c m$ .

3519 162 JEE MainJEE Main 2022Waves Report Error

Answer: 5

Solution:

Q. Two travelling waves of equal amplitudes and equal frequencies move in opposite directions along a string. They interfere to produce a stationary wave whose equation is given by y=(10cosπxsinT2πt​)cm The amplitude of the particle at x=34​cm will be ______cm.