Class 10 Physics MCQs – Practice Test 18 (Chapter 9)

Sound MCQ with Answers PDF Download – Test 18

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Sound MCQ – Practice Test 18 PDF Download

MCQ 86: The characteristic of sound by which we can distinguish between two sounds of same loudness and pitch is known as:

loudness
pitch
quality
intensity

MCQ 87: The range of the frequencies which a human ear can hear is called the:

pitch of sound
loudness of sound
audible frequency range
quality of sound

MCQ 88: The sensation of sound persists in our brain for about:

0.1 s
0.5 s
0.3 s
0.4 s

MCQ 89: The decibel scale is a logarithm measure of the amplitude of:

sound waves
light waves
heat waves
electric current

MCQ 90: Soft materials absorb a large amount of:

heat energy
light energy
electromagnetic waves
sound energy

Class 10 Physics Notes App & e-Book – Sound Exam Prep

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