MEDIUM
8th ICSE
IMPORTANT
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The pitch of sound depends on frequency.

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Important Questions on Sound

EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 7 - Sound>TEST YOURSELF>Q A
Decibel is the unit of pitch of a sound.
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 7 - Sound>TEST YOURSELF>Q A
The time period of a wave is 2 s. Its frequency is _____.
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 7 - Sound>TEST YOURSELF>Q A
The pitch of a stringed instrument is increased by _____ tension in string.
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 7 - Sound>TEST YOURSELF>Q A
The pitch of a flute is decreased by _____ length of air column.
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 7 - Sound>TEST YOURSELF>Q A
Smaller the membrane, _____ is the pitch.
EASY
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 7 - Sound>TEST YOURSELF>Q A
If a drum is beaten hard, its loudness _____.
MEDIUM
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 7 - Sound>TEST YOURSELF>Q A
A tuning fork produces sound of _____ frequency.
HARD
8th ICSE
IMPORTANT
Concise Physics Middle School for Class 8>Chapter 7 - Sound>TEST YOURSELF>Q A
Column A Column B
(a) Amplitude         (i) frequency
(b) Frequency (ii) amplitude
(c) Loudness (iii) maximum displacement on either side
(d) Pitch (iv) presence of other frequencies
(e) Waveform (v) 1time period