A guitarist plays the same note on two strings and hears 2 beats per second. This means:

  1. the strings are 2 Hz out of tune
  2. the strings are perfectly tuned
  3. one string is broken
  4. the strings are an octave apart
Answer

A) the strings are 2 Hz out of tune

fb = f1 - f2. SLO P-11-D-16 · Application

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