Reflection (Echo) MCQs Quiz Online PDF Download eBook
Solve Reflection (echo) Multiple Choice Questions (MCQ), reflection (echo) quiz answers PDF worksheet, grade 10 physics practice test for online 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.
"The sensation of sound persists in our brain for about" Multiple Choice Questions (MCQ) on physics: sources of energy with choices 0.001s, 0.2s, 0.1s, and 10s for distance learning classes. Practice sound quiz questions for online certificate programs for school certificate.
MCQs on Reflection (Echo) PDF Download eBook
MCQ: The sensation of sound persists in our brain for about
- 0.001s
- 0.2s
- 0.1s
- 10s
C
MCQ: Echoes maybe heard more than once due to
- multiple reflections
- single time reflection
- refraction
- diffraction of waves
A
MCQ: The reflection of sound is called
- quality
- loudness
- pitch
- echo
D
MCQ: The total distance covered by a sound wave from the generation point to reflecting surface and back should be
- 17m
- 34m
- 15m
- 10m
B