When an orchestra tunes before a concert, the oboe plays a reference A so that other players can:

  1. play louder
  2. change the speed of sound
  3. make faster beats
  4. eliminate beats with it
Answer

D) eliminate beats with it

Tuning by beats. SLO P-11-D-16 · Application

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