NCERT Exercise 14.11 - Waves
Question: The equation of a standing wave is y = 0.06 sin(2?x/3) cos(120?t). Find wavelength, frequency, speed, and string tension if ? = 1.6 � 10?� kg/m.
Answer: ? = **3 m**, ? = **60 Hz**, v = **180 m/s**, T ? **518 N**.
Full step-by-step NCERT solution with diagrams on Something by Zero.