Sound Waves - SS3 Physics Past Questions and Answers - page 2
11
Quality can be described as ___
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A
a measure of the complex nature of a sound wave
B
a measure of the amplitude of a sound wave
C
a measure of the frequency of a sound wave
D
a measure of the ratio of sound to the medium it travels through
12
Where can the knowledge of the characteristics of sound be applied?
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13
Explain what is meant by the pitch of a sound wave.
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14
The factors affecting the speed of sound waves in dry air are all except ___
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A
Temperature
B
Volume
C
Humidity
D
Atmospheric Pressure
15
Sound waves travel through which of these materials the fastest?
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A
Rope
B
Water
C
Steel
D
Air
16
Which of these is the key factor that affects the speed of sound waves travelling via a medium?
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A
Density
B
Pressure
C
Humidity
D
Temperature
17
Understanding of the speed of sound is fundamental in the following fields except in ___
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A
Aerospace engineering
B
Acoustics
C
Seismology
D
Marine biology
18
The denser the medium, the ___ sound waves travel through it
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A
Slower
B
Proportionally
C
Faster
D
Equally
20
A sound wave is observed to travel through an unconventional medium with a frequency of 89Hz and a wavelength of 6 meters, what is the velocity of the sound wave travelling through this medium?
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