Class 10 Physics MCQs - Chapter 9
Sound Quiz Questions and Answers PDF - 11
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The Quiz: If the speed of the sound wave is 340ms-1 and wavelength is 0.5m then the frequency is; "Sound" App Download iOS & Android (Free) with answers 680hz, 720hz, 10hz and 240hz to learn online school courses. Study speed of sound quiz questions, download Amazon eBook (Free Sample) for online schools.
Sound Questions & Answers PDF Download: MCQ Quiz 11
MCQ 51: If the speed of the sound wave is 340ms-1 and wavelength is 0.5m then the frequency is
- 720Hz
- 680Hz
- 10Hz
- 240Hz
MCQ 52: Echoes may be heard more than once due to successive or multiple reflections
- deflections
- defraction
- refractions
- reflections
MCQ 53: As compared to air, the speed of sound in liquids and solids is
- lower
- faster
- equal
- zero
MCQ 54: Sound waves are mechanical because
- They require medium for propagation
- They don't require medium for propagation
- They are longitudinal
- They are transverse
MCQ 55: The pitch of the sound depends upon
- amplitude
- loudness
- area
- frequency
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