Class 10 Physics MCQs - Chapter 9

Sound Quiz Questions & Answers PDF Download - 15

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Sound Exam Questions and Answers PDF Download: Test 15

MCQ 71:

When sound interacts with materials and boundaries, it displays all the properties of

heat
waves
light
electricity

MCQ 72:

1 bel is equal to

100 dB
1000 dB
10 dB
20 dB

MCQ 73:

The total distance covered by a sound wave from the generation point to reflecting surface and back should be

MCQ 74:

Sound waves cannot pass through

air
vacuum
solid
liquid

MCQ 75:

Both bats and dolphins can “see” using

electric waves
light waves
heat waves
sound waves

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