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A longitudinal wave is:. A wave where the oscillation is perpendicular to the direction of motion A wave where the oscillation is in the same direction as the direction of motion. How many nodes and antinodes?. 4, 5 5, 8 5, 4 4, 8.

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a longitudinal wave is
A longitudinal wave is:
  • A wave where the oscillation is perpendicular to the direction of motion
  • A wave where the oscillation is in the same direction as the direction of motion
if the amplitude is twice as big which of the following is true of a pendulum
If the amplitude is twice as big, which of the following is true of a pendulum?
  • The pendulum swings twice as far away from the center
  • Its period is twice as long
  • Its frequency is twice as high
  • It must have twice the mass
slide4
In any system in simple harmonic motion, the restoring force acting on the mass in the system is proportional to
  • Displacement
  • The length of a pendulum
  • The mass
  • frequency
which of the following sources of sound has the shortest wavelength
Which of the following sources of sound has the shortest wavelength?
  • A female soprano singer at 2,000 Hz
  • A bass guitar at 150 Hz
  • A male voice at 500 Hz
  • The rumble of thunder at 75 Hz
in an oscillating mass spring system the velocity of the mass is greatest when the mass is
In an oscillating mass-spring system, the velocity of the mass is greatest when the mass is
  • At the point of maximum displacement
  • Halfway between the equilibrium point and maximum displacement
  • At a point where acceleration is greatest
  • At the equilibrium point
slide8
Two successive crests of a transverse wave are 1.20 m apart. Eight crests pass a given point every 12.0 s. What is the wave speed?
  • 0.667 m/s
  • 1.80 m/s
  • 0.800 m/s
  • 9.60 m/s
the period of a pendulum may be decreased by
The period of a pendulum may be decreased by
  • Shortening its length
  • Increasing the mass of the bob
  • Moving its equilibrium point
  • Decreasing the mass of the bob
if the pendulum completes exactly 12 cycles in 2 0 minutes what is the frequency of the pendulum
If the pendulum completes exactly 12 cycles in 2.0 minutes, what is the frequency of the pendulum?
  • 0.10 Hz
  • 0. 17 Hz
  • 6.0 Hz
  • 10 Hz
slide11
As the swinging bob of a pendulum moves farther from its equilibrium position, the pendulum’s _________ increases
  • Frequency
  • Mass
  • Restoring force
  • Length
the period of this wave is

A

The period of this wave is…
  • 2 seconds
  • 4 seconds
  • 6 seconds
the amplitude of this wave is

A

The amplitude of this wave is…
  • 4.8 meters
  • 4.0 meters
  • 2.4 meters
the gpe of the bob of a swinging pendulum is at its maximum when the bob is at
The GPE of the bob of a swinging pendulum is at its maximum when the bob is at
  • Maximum displacement
  • The equilibrium point
  • The center of its swing
  • Minimum displacement
in a system in simple harmonic motion the amplitude depends on
In a system in simple harmonic motion, the amplitude depends on
  • Frequency
  • Wavelength
  • The position of the equilibrium point
  • Energy of the system
slide17

A wave with an amplitude of 0.75 m has the same wavelength as a second wave with an amplitude of 0.53 m. The two waves interfere. What is the amplitude of the resultant wave if the interference is constructive?

  • 0.22 m
  • 0.53 m
  • 0.75 m
  • 1.28 m
slide19
A slinky is stretched to a length of 7 m. All of the following standing wave wavelengths are possible except…
  • 21 m
  • 14 m
  • 7 m
  • 3.5 m
slide20
A total of 5 s passes as a child completes one complete swing on a playground swing. The period of the swing is
  • 1/5 s
  • 20 s
  • 5 s
  • 1 s
which of the following factors has the greatest effect on the frequency of a swinging pendulum
Which of the following factors has the greatest effect on the frequency of a swinging pendulum?
  • Friction
  • Amplitude
  • Mass
  • Length
slide23

If a given pendulum is moved from Earth to a location where the gravitational acceleration is greater than Earth’s, the frequency of the pendulum’s swing will

  • Increase
  • Decrease
  • Be unchanged
  • Vary with the mass of the bob
slide25
You have constructed an oscillating mass-spring system for an experiment. In order to increase the frequency of the system, you could
  • Decrease the initial displacement
  • Use a greater mass
  • Use a spring with a higher spring constant
  • Increase the period of oscillation

10

slide26

A wave with an amplitude of 0.75 m has the same wavelength as a second wave with an amplitude of 0.53 m. If the two waves destructively interfere, what is the amplitude of the resultant wave?

  • 0.22 m
  • 0.53 m
  • 0.75 m
  • 1.28 m

10

if the length of a pendulum gets longer the period of the pendulum
If the length of a pendulum gets longer, the period of the pendulum:
  • Gets longer
  • Gets shorter
  • Stays the same
  • Not enough information

10

when a transverse wave passes through water water molecules are displaced
When a transverse wave passes through water, water molecules are displaced
  • Permanently in the direction of the wave motion
  • Permanently in a direction perpendicular to the wave
  • Temporarily in the direction of the wave motion
  • Temporarily in a direction perpendicular to the wave

10

a wave that is produced by a single motion that does not repeat is a
A wave that is produced by a single motion that does not repeat is a ________.
  • Transverse wave
  • Continuous wave
  • Pulse
  • Compression

10

the distance between two successive troughs of a transverse wave is the wave s
The distance between two successive troughs of a transverse wave is the wave’s
  • Amplitude
  • Wavelength
  • Frequency
  • Rarefaction

10

slide33

Suppose you are dangling your foot in a swimming pool, making ripples (waves) by moving your foot up and down. What could you do to make the ripples travel faster through the water?

  • Move your foot up and down more frequently
  • Move your foot up and down less frequently
  • Move your foot up and down more strongly
  • None of the above

10

when a wave on a rope strikes a free boundary the wave is
When a wave on a rope strikes a free boundary, the wave is
  • Reflected and inverted
  • Reflected but not inverted
  • Not reflection
  • absorbed

10

a wave is passing through a uniform medium as the frequency of this wave increases its wavelength
A wave is passing through a uniform medium. As the frequency of this wave increases, its wavelength
  • Depends on amplitude
  • Decreases
  • Increases
  • Does not change

10

if the amplitude of a mechanical wave is tripled the rate of energy transfer of the wave is
If the amplitude of a mechanical wave is tripled, the rate of energy transfer of the wave is _____ .
  • Increased by a factor of 9
  • Decreased by a factor of 9
  • Increased by a factor of 3
  • Decreased by a factor of 3

10

a wave travels through a medium as a series of compressions and rarefactions
A ____ wave travels through a medium as a series of compressions and rarefactions.
  • Sine
  • Longitudinal
  • Pulse
  • Transverse

10

slide39
When two transverse waves traveling through a medium meet and exactly coincide, the resulting displacement of the medium
  • Is the sum of the displacements of each wave
  • Is zero
  • Is always greater than the displacement of either wave alone
  • Is always destructive

10

when two waves having displacements in opposite directions meet occurs
When two waves having displacements in opposite directions meet, ____ occurs.
  • Complete destructive interference
  • No interference
  • Constructive interference
  • Destructive interference

10

a wave pattern on a stretched string appears to be stationary this wave pattern is an example of
A wave pattern on a stretched string appears to be stationary. This wave pattern is an example of
  • A longitudinal wave
  • A non-periodic wave
  • A pulse wave
  • A standing wave

10

in a standing wave on a vibrating string a point that appears to remain stationary is a n
In a standing wave on a vibrating string, a point that appears to remain stationary is a(n)
  • Antinode
  • Point of constructive interference
  • Node
  • rarefaction

10

an ocean wave has a frequency of 2 hz and a speed of 20 m s what is the wavelength of this wave
An ocean wave has a frequency of 2 Hz and a speed of 20 m/s. What is the wavelength of this wave?
  • 0.1 m
  • 5 m
  • 10 m
  • 40 m

10

two waves meet and interfere constructively which one of the following factors increases
Two waves meet and interfere constructively. Which one of the following factors increases?
  • Period
  • Frequency
  • Wavelength
  • None of the above

10

slide46
You sit in the audience and listen to a concert band play. Which instruments sound reaches your ears first, the flute or the trombone?
  • The flute
  • The trombone
  • They reach your ears at the same time.

10

slide47
If a 48 kg mass oscillates on a spring with a spring constant of 12 N/m, what is the period of the oscillation?
  • 8π seconds
  • 4π seconds
  • π seconds
  • π/2 seconds

10

slide49

A certain oscillating mass-spring system has a period of 1.2 s with a 1.0 kg mass. What will the period be when a 4.0 kg mass is substituted for the 1.0 kg mass?

  • 4.8 s
  • 2.4 s
  • 0.6 s
  • 0.3 s

10

the spring constant in a given oscillating mass spring system may be changed by
The spring constant in a given oscillating mass-spring system may be changed by
  • Increasing the mass
  • Decreasing the mass
  • Decreasing the initial displacement
  • None of the above

10

slide51

If the pendulum’s length is 2.00 m and the acceleration due to gravity is 9.80 m/s2, how many complete oscillations does the pendulum make in 5.00 min?

  • 1.76
  • 21.6
  • 106
  • 239

10

slide52
In an oscillating mass-spring system, the distance of the maximum compression distance of the spring is a measure of
  • Amplitude
  • Frequency
  • Period
  • Equilibrium

10

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