A string fixed at both ends vibrates in its second harmonic. If its length is 2 m, what is the wavelength?
Q1. A string fixed at both ends vibrates in its second harmonic. If its length is 2 m, what is the wavelength?
Answer: 2 m
Explanation: For the second harmonic, wavelength = length = 2 m. Option A is incorrect as it misunderstands the harmonic.