Reflection (Echo) MCQs Quiz Worksheet PDF Download
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Physics practice test MCQ on sensation of sound persists in our brain for about with options 0.001s, 0.2s, 0.1s and 10s problem solving skills for competitive exam, viva prep, interview questions with answer key. Free physics revision notes to learn reflection (echo) quiz with MCQs to find questions answers based online learning tests.
MCQs on Reflection (Echo) Quiz PDF Download
MCQ. 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. Reflection of sound is called
MCQ. Total distance covered by sound wave from generation point to reflecting surface and back should be