What are the first three harmonics of a note produced on a 30.2 cm long string if waves on this string have a speed of 273.4 m/s?

Answer 1

harmonic wavelength for string with both ends fixed = 2L / n

first three, n=1,2,3,

wavelength = 60.4, 30.2, 10.1\

frequency = wavelength / speed = ...