The Characteristics Of Sound Quiz! Trivia
(51).jpg "The Characteristics Of Sound Quiz! Trivia")
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- 1.
![The echo-receiver of a sonar attached to a ship, receives the echo from the bottom of sea 4 seconds after the ultrasonic waves were sent into the sea. If the speed of sound in water is 1500 m/s, then what is the depth of the sea?
- ProProfs]( "The echo-receiver of a sonar attached to a ship, receives the echo from the bottom of sea 4 seconds after the ultrasonic waves were sent into the sea. If the speed of sound in water is 1500 m/s, then what is the depth of the sea?")
The echo-receiver of a sonar attached to a ship, receives the echo from the bottom of sea 4 seconds after the ultrasonic waves were sent into the sea. If the speed of sound in water is 1500 m/s, then what is the depth of the sea?- A.
6000 m
- B.
3000 m
- C.
15000 m
- D.
3500 m
- 2.Before the main shock waves, the earthquake produces the characteristic sound waves which some animals like rhinoceros can hear. Can you guess the kind of sound waves produced here?
- A.
Infrasonic sounds
- B.
Ultrasonic sounds
- C.
Audible Sounds
- D.
None of these
- 3.
![Given below is the diagram of human ear. Choose the correct labeling of the parts A, B and C.
- ProProfs]( "Given below is the diagram of human ear. Choose the correct labeling of the parts A, B and C.")
Given below is the diagram of human ear. Choose the correct labeling of the parts A, B and C.- A.
A-ear lobe, B-ear canal, C-auditory nerve
- B.
A-ear drum, B-auditory nerve, c-ear canal
- C.
A-ear canal, B-Eustachian tube, C-auditory nerve
- D.
A-ear canal, B-Eustachian tube, C-cochlea
- 4.On increasing the temperature, the speed of sound in air:
- A.
Increases
- B.
Decreases
- C.
Does not change
- D.
First increases then becomes constant
- 5.Loudness measures the sound energy reaching the ear per second and depends on the amplitude of the sound wave. What is the unit used to measure the loudness of sound?
- A.
Hertz
- B.
Decibel
- C.
Meter/second
- D.
Second
- 6.We can easily distinguish between the sounds of the different singers even without having seen them. This is all due the different quality or timber of their sounds. On what factor does the quality of sound depend?
- A.
Wavelength
- B.
Waveform
- C.
Wave frequency
- D.
Wave amplitude
- 7.Before playing the orchestra in a musical concert, a sitarist tries to adjust the tension and pluck the string suitably. By doing so, he is adjusting a) The amplitude of the sound b) Frequency of the sitar string with the frequency of other musical instruments c) Intensity of sound d) Loudness of sound Choose the correct option:
- A.
A and c
- B.
Only b
- C.
B and d
- D.
Only d
- 8.
![The bats can fly in the darkness of night without colliding with the other objects by emitting special sounds while flying. Which characteristic sound is used by the bats to navigate? - ProProfs]( "The bats can fly in the darkness of night without colliding with the other objects by emitting special sounds while flying. Which characteristic sound is used by the bats to navigate?")
The bats can fly in the darkness of night without colliding with the other objects by emitting special sounds while flying. Which characteristic sound is used by the bats to navigate?- A.
Ultrasound
- B.
Infrasound
- C.
Audible sound
- D.
None of these
- 9.
![The sound travels from particle to particle in the form of vibrations and has different speeds in different mediums.
The maximum speed of vibrations which produce audible sound will be in: - ProProfs]( "The sound travels from particle to particle in the form of vibrations and has different speeds in different mediums.
The maximum speed of vibrations which produce audible sound will be in:")
The sound travels from particle to particle in the form of vibrations and has different speeds in different mediums. The maximum speed of vibrations which produce audible sound will be in:- A.
Sea water
- B.
Ground glass
- C.
Human blood
- D.
Dry air
- 10.Which of the following can produce longitudinal as well as transverse waves under different conditions?
- A.
Bats
- B.
Slinky
- C.
Tuning fork
- D.
None of these
- 11.If the speed of a wave is 380 m/s and its frequency is 1900 Hz, then the wavelength of the wave will be:
- A.
20 m
- B.
0.2 m
- C.
200 m
- D.
2 m
- 12.
![You must have seen the doctor checking the sounds produced in the chest or heartbeat of a patient using a medical instrument called Stethoscope. On what principle does this Stethoscope work?
- ProProfs]( "You must have seen the doctor checking the sounds produced in the chest or heartbeat of a patient using a medical instrument called Stethoscope. On what principle does this Stethoscope work?")
You must have seen the doctor checking the sounds produced in the chest or heartbeat of a patient using a medical instrument called Stethoscope. On what principle does this Stethoscope work?- A.
Multiple refractions
- B.
Multiple reflections
- C.
Wave motion
- D.
None of these
- 13.We can distinguish between a man’s voice and a woman’s voice of the same loudness even without seeing them. This is due to a characteristic of sound which measures the shrillness of sounds. Can you choose the correct unit of the quantity on which this characteristic of sound depends?
- A.
Hertz
- B.
Meter/second
- C.
Meter
- D.
Unitless
- 14.The sound can travel in air when:
- A.
Particles of medium travel from one place to another
- B.
There is no moisture in the atmosphere
- C.
Disturbance move
- D.
Both particles as well as disturbance travel from one place to another
- 15.A key of the mechanical piano is first struck gently and then struck again but much harder this time. What kind of change in sound will you observe in the second case:
- A.
Sound will be louder but the pitch will not be different
- B.
Sound will be louder and the pitch will also be higher
- C.
Sound will be louder but the pitch will be lower
- D.
Both loudness and pitch will remain unaffected
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