Reflection (Echo) MCQs & Quiz Online PDF Book Download
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Learn physics MCQs: sensation of sound persists in our brain for about, with choices 0.001s, 0.2s, 0.1s, and 10s for online school degrees. Free physics student portal for online learning reflection (echo) quiz questions, MCQs to find questions answers based online learning tests.
MCQ on Reflection (Echo) PDF Book 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