Question 1

In resonance the amplitude of a vibrating source becomes larger.

Accepted Answer

A) True 
 B)False

Question 2

The higher the frequency of a sound wave

Accepted Answer

A)  the higher the pitch.
B)  the longer the wavelength.
C)  the higher the velocity.
D)  the greater the amplitude.E) A) and B)
F) A) and C)

Question 3

A sound that is perceived as twice as loud requires

Accepted Answer

A)  twice the intensity.
B)  four times the intensity.
C)  ten times the intensity.
D)  one-hundred times the intensity.E) B) and C)
F) A) and D)

Question 4

When the trough of one wave arrives at the same time and place as the crest of an otherwise identical wave,

Accepted Answer

A)  constructive interference occurs.
B)  destructive interference occurs.
C)  resonance occurs.
D)  they don't interact with each other.E) A) and B)
F) None of the above

Question 5

What is the range of normal human hearing?

Accepted Answer

A)  200 to 120,000 Hz
B)  20 to 2,000 Hz
C)  50 to 10,000 Hz
D)  20 to 20,000 HzE) A) and B)
F) A) and C)

Question 6

Condensation in a longitudinal wave corresponds to what part of a transverse wave?

Accepted Answer

A)  crest
B)  trough
C)  wavelength
D)  amplitudeE) C) and D)
F) All of the above

Question 7

Sound waves in air

Accepted Answer

A)  are longitudinal waves.
B)  are produced by something vibrating.
C)  undergo refraction when they pass through warm and cold air.
D)  All of the above.E) B) and C)
F) A) and B)

Question 8

In longitudinal waves, the medium

Accepted Answer

A)  vibrates in a direction perpendicular to the direction of motion of the wave.
B)  vibrates in the same direction the wave is moving.
C)  moves in sort of a circular motion.
D)  doesn't vibrate; the disturbance just moves through the medium.E) B) and C)
F) All of the above

Question 9

Suppose that you hold a vibrating 340-Hz tuning fork near a guitar string that is vibrating at 350 Hz.What you hear is

Accepted Answer

A)  two separate tones of different frequency.
B)  one tone with a frequency of 345 Hz.
C)  beats with a frequency of 10 Hz.
D)  one tone with a frequency of 690 Hz.E) All of the above
F) None of the above

Question 10

The characteristic of a sound wave that you interpret as loudness is related to

Accepted Answer

A)  frequency.
B)  wavelength.
C)  amplitude.
D)  velocity.E) None of the above
F) A) and B)

Exam 5: Wave Motions and Sound

When the trough of one wave arrives at the same time and place as the crest of an otherwise identical wave,

Correct Answer
verified

Suppose that you hold a vibrating 340-Hz tuning fork near a guitar string that is vibrating at 350 Hz.What you hear is

Correct Answer
verified

Condensation in a longitudinal wave corresponds to what part of a transverse wave?

Correct Answer
verified

A sound that is perceived as twice as loud requires

Correct Answer
verified

The characteristic of a sound wave that you interpret as loudness is related to

Correct Answer
verified

In resonance the amplitude of a vibrating source becomes larger.

Correct Answer
verified

In longitudinal waves, the medium

Correct Answer
verified

The higher the frequency of a sound wave

Correct Answer
verified

What is the range of normal human hearing?

Correct Answer
verified

Sound waves in air

Correct Answer
verified

Exam 5: Wave Motions and Sound

When the trough of one wave arrives at the same time and place as the crest of an otherwise identical wave,

Correct AnswerverifiedShow Answer

Suppose that you hold a vibrating 340-Hz tuning fork near a guitar string that is vibrating at 350 Hz.What you hear is

Correct AnswerverifiedShow Answer

Condensation in a longitudinal wave corresponds to what part of a transverse wave?

Correct AnswerverifiedShow Answer

A sound that is perceived as twice as loud requires

Correct AnswerverifiedShow Answer

The characteristic of a sound wave that you interpret as loudness is related to

Correct AnswerverifiedShow Answer

In resonance the amplitude of a vibrating source becomes larger.

Correct AnswerverifiedShow Answer

In longitudinal waves, the medium

Correct AnswerverifiedShow Answer

The higher the frequency of a sound wave

Correct AnswerverifiedShow Answer

What is the range of normal human hearing?

Correct AnswerverifiedShow Answer

Sound waves in air

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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