Reflection (Echo) MCQ Questions Online PDF Download
Reflection (echo) MCQs, reflection (echo) quiz answers pdf to study high school physics for online certificate courses. Learn sound Multiple Choice Questions and Answers (MCQs), "reflection (echo)" quiz questions and answers for distance learning classes. Learn echo of sound, characteristics of sound, physics: sound waves, audible range of human ear, reflection (echo) test prep for distance learning classes.
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MCQs on Reflection (Echo) PDF Download
MCQ: The sensation of sound persists in our brain for about
MCQ: Echoes maybe heard more than once due to
- multiple reflections
- single time reflection
- diffraction of waves
MCQ: The reflection of sound is called
MCQ: The total distance covered by a sound wave from the generation point to reflecting surface and back should be