For the same string (length 1 m, wave speed 100 m/s), the frequency of the third harmonic is:

  1. 150 Hz
  2. 200 Hz
  3. 50 Hz
  4. 100 Hz
Answer

A) 150 Hz

f3 = 3f1 = 3 50 = 150 Hz. SLO P-11-D-12 · Understanding

Physics MCQ · More Superposition, Stationary Waves and Beats MCQs · Practise