Sound interference is necessary to produce the phenomenon of? by Sunday | May 19 | Physics WAEC | 0 comments A. beats B. doppler effect C. acoustic resonance D. echo Correct Answer: Option A A. beats Users Also Read These:Undue political interference in the work of…Which of the following actions is necessary in order…When two notes of nearly equal frequencies are…The phenomenon that makes sound persist when its…I. Refraction II. Interference III. Diffraction…