Question 1

For a longitudinal mechanical wave, the particle motion is

Accepted Answer

A)  parallel to the direction of the wave velocity. 
B)  perpendicular to the direction of the wave velocity. 
C)  both parallel and perpendicular to the direction of the wave velocity. 
D)  in all directions. 
A)  parallel to the direction of the wave velocity. 
B)  perpendicular to the direction of the wave velocity. 
C)  both parallel and perpendicular to the direction of the wave velocity. 
D)  in all directions.

Question 2

Which of the following radiations has the smallest wavelength?

Accepted Answer

A)  Infrared 
B)  Visible 
C)  Ultraviolet 
D)  X-rays 
A)  Infrared 
B)  Visible 
C)  Ultraviolet 
D)  X-rays

Question 3

A sound level of 19 dB is how many times as intense as one of 10 dB?

Accepted Answer

A)  8 
B)  9 
C)  3 
D)  18 
A)  8 
B)  9 
C)  3 
D)  18

Question 4

Sound is a(n)

Accepted Answer

A)  longitudinal wave. 
B)  electromagnetic wave. 
C)  transverse wave. 
D)  standing wave. 
A)  longitudinal wave. 
B)  electromagnetic wave. 
C)  transverse wave. 
D)  standing wave.

Question 5

A radar pulse returns 6.0 $\times$ 10-4 s after it was sent out and reflected by an object. What is the separation distance of the radar source and the object?

Accepted Answer

A)  1.8 $\times$ 105 m 
B)  9 $\times$ 104 m 
C)  1.1 $\times$ 10-3 m 
D)  5.6 $\times$ 10-4 m 
A)  1.8 $\times$ 105 m 
B)  9 $\times$ 104 m 
C)  1.1 $\times$ 10-3 m 
D)  5.6 $\times$ 10-4 m

Question 6

If a wave has a frequency of 12 Hz, it has a period of

Accepted Answer

A)  1/12 s. 
B)  3.5 s. 
C)  144 s. 
D)  12 s. 
A)  1/12 s. 
B)  3.5 s. 
C)  144 s. 
D)  12 s.

Question 7

A disturbance in particle motion perpendicular to the wave velocity is called a

Accepted Answer

A)  transverse wave. 
B)  acoustic wave. 
C)  standing wave. 
D)  longitudinal wave. 
A)  transverse wave. 
B)  acoustic wave. 
C)  standing wave. 
D)  longitudinal wave.

Question 8

Light waves travel fastest in

Accepted Answer

A)  water. 
B)  glass. 
C)  a vacuum. 
D)  air. 
E)  none of these; they travel at the same speed in all these media. 
A)  water. 
B)  glass. 
C)  a vacuum. 
D)  air. 
E)  none of these; they travel at the same speed in all these media.

Question 9

Wave frequency is inversely proportional to

Accepted Answer

A)  amplitude. 
B)  period. 
C)  wave velocity. 
D)  all of these. 
A)  amplitude. 
B)  period. 
C)  wave velocity. 
D)  all of these.

Question 10

When an oscillator is driven in resonance,

Accepted Answer

A)  there are no standing waves. 
B)  any driving frequency may be used. 
C)  all natural frequencies are present. 
D)  there is maximum energy transfer. 
A)  there are no standing waves. 
B)  any driving frequency may be used. 
C)  all natural frequencies are present. 
D)  there is maximum energy transfer.

Question 11

The frequency and the wavelength of a wave are ______________ proportional.

Accepted Answer

The answer of The frequency and the wavelength of a...

Question 12

If the wave frequency is doubled, the period of the wave is ______________.

Accepted Answer

The answer of If the wave frequency is doubled, the...

Question 13

A wave in which the particle displacement is perpendicular to the wave motion is called a(n) ______________ wave.

Accepted Answer

The answer of A wave in which the particle displacement...

Question 14

How many times greater is the speed of red light ($\lambda$= 700 nm) than the speed of ultraviolet light ($\lambda$= 380 nm) in a vacuum?

Accepted Answer

A)  1.84 , the first color of light is faster 
B)  0.54 , the second color of light is faster 
C)  3.00 x 108 , the first color of light is faster 
D)  1.00 , both colors of light have the same speed 
E)  3.00 x 108 , the second color of light is faster 
A)  1.84 , the first color of light is faster 
B)  0.54 , the second color of light is faster 
C)  3.00 x 108 , the first color of light is faster 
D)  1.00 , both colors of light have the same speed 
E)  3.00 x 108 , the second color of light is faster

Question 15

A train sounding its horn is moving toward an observer. The pitch of the horn's sound relative to its normal pitch is

Accepted Answer

A)  lower. 
B)  sometimes higher and sometimes lower. 
C)  higher. 
D)  the same. 
A)  lower. 
B)  sometimes higher and sometimes lower. 
C)  higher. 
D)  the same.

Question 16

Wave amplitude is related to

Accepted Answer

A)  wave velocity. 
B)  frequency. 
C)  energy. 
D)  wavelength. 
A)  wave velocity. 
B)  frequency. 
C)  energy. 
D)  wavelength.

Question 17

What is the frequency, in hertz, of a sound wave (v = 340 m/s) with a wavelength of 10 m?

Accepted Answer

A)  34 Hz 
B)  3400 Hz 
C)  340 Hz 
D)  0.029 Hz 
A)  34 Hz 
B)  3400 Hz 
C)  340 Hz 
D)  0.029 Hz

Question 18

Which of the following characterize(s) a wave?

Accepted Answer

A)  Wavelength 
B)  Amplitude 
C)  Period 
D)  All of these 
A)  Wavelength 
B)  Amplitude 
C)  Period 
D)  All of these

Question 19

A sound with a frequency of 48 kHz is in the ______________ region of the sound spectrum.

Accepted Answer

A)  infrasonic 
B)  ultrasonic 
C)  audible 
D)  visible 
A)  infrasonic 
B)  ultrasonic 
C)  audible 
D)  visible

Question 20

All waves transfer ______________.

Accepted Answer

The answer of All waves transfer ______________....

For a longitudinal mechanical wave, the particle motion is

Which of the following radiations has the smallest wavelength?

A sound level of 19 dB is how many times as intense as one of 10 dB?

Sound is a(n)

A radar pulse returns 6.0 $\times$ 10^-4s after it was sent out and reflected by an object. What is the separation distance of the radar source and the object?

If a wave has a frequency of 12 Hz, it has a period of

A disturbance in particle motion perpendicular to the wave velocity is called a

Light waves travel fastest in

Wave frequency is inversely proportional to

When an oscillator is driven in resonance,

The frequency and the wavelength of a wave are ______________ proportional.

If the wave frequency is doubled, the period of the wave is ______________.

A wave in which the particle displacement is perpendicular to the wave motion is called a(n) ______________ wave.

How many times greater is the speed of red light ( $\lambda$ = 700 nm) than the speed of ultraviolet light ( $\lambda$ = 380 nm) in a vacuum?

A train sounding its horn is moving toward an observer. The pitch of the horn's sound relative to its normal pitch is

Wave amplitude is related to

What is the frequency, in hertz, of a sound wave (v = 340 m/s) with a wavelength of 10 m?

Which of the following characterize(s) a wave?

A sound with a frequency of 48 kHz is in the ______________ region of the sound spectrum.

All waves transfer ______________.

Temperature and Heat

Waves and Sound

Optics and Wave Effects

Electricity and Magnetism

Atomic Physics

The Chemical Elements

Chemical Bonding

Chemical Reactions

Organic Chemistry

Place and Time

The Solar System

Moons and Small Solar System Bodies

The Universe

The Atmosphere

Atmospheric Effects

Structural Geology and Plate Tectonics

Minerals Rocks and Volcanoes

Surface Processes

Geologic Time

Filters

Exam 6: Nuclear Physics

For a longitudinal mechanical wave, the particle motion is

Which of the following radiations has the smallest wavelength?

A sound level of 19 dB is how many times as intense as one of 10 dB?

Sound is a(n)

A radar pulse returns 6.0 ×\times× 10-4 s after it was sent out and reflected by an object. What is the separation distance of the radar source and the object?

If a wave has a frequency of 12 Hz, it has a period of

A disturbance in particle motion perpendicular to the wave velocity is called a

Light waves travel fastest in

Wave frequency is inversely proportional to

When an oscillator is driven in resonance,

The frequency and the wavelength of a wave are ______________ proportional.

If the wave frequency is doubled, the period of the wave is ______________.

A wave in which the particle displacement is perpendicular to the wave motion is called a(n) ______________ wave.

How many times greater is the speed of red light ( λ\lambdaλ = 700 nm) than the speed of ultraviolet light ( λ\lambdaλ = 380 nm) in a vacuum?

A train sounding its horn is moving toward an observer. The pitch of the horn's sound relative to its normal pitch is

Wave amplitude is related to

What is the frequency, in hertz, of a sound wave (v = 340 m/s) with a wavelength of 10 m?

Which of the following characterize(s) a wave?

A sound with a frequency of 48 kHz is in the ______________ region of the sound spectrum.

All waves transfer ______________.

Temperature and Heat

Waves and Sound

Optics and Wave Effects

Electricity and Magnetism

Atomic Physics

The Chemical Elements

Chemical Bonding

Chemical Reactions

Organic Chemistry

Place and Time

The Solar System

Moons and Small Solar System Bodies

The Universe

The Atmosphere

Atmospheric Effects

Structural Geology and Plate Tectonics

Minerals Rocks and Volcanoes

Surface Processes

Geologic Time

Filters

A radar pulse returns 6.0 $\times$ 10^-4s after it was sent out and reflected by an object. What is the separation distance of the radar source and the object?

How many times greater is the speed of red light ( $\lambda$ = 700 nm) than the speed of ultraviolet light ( $\lambda$ = 380 nm) in a vacuum?