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Chapter 11 Test
Terms in this set (20)
Which of the following is not an example of approximate simple harmonic motion?
a. a ball bouncing on the floor
b. a child swinging on a swing
c a piano wire that has been struck
d. a car's radio antenna waving back and forth
A mass attached to a spring vibrates back and forth. At the equilibrium position, the
a. acceleration reaches a maximum.
b. velocity reaches a maximum.
c. net force reaches a maximum.
d. velocity reaches zero.
A simple pendulum, swings in simple harmonic motion. At maximum displacement,
a. the acceleration reaches a maximum.
b. the velocity reaches a maximum.
c. the acceleration reaches zero.
d. the restoring force reaches zero.
The angle between the string of a pendulum at its equilibrium position ad at its maximum displacement is the pendulum's
For a mass hanging from a spring, the maximum displacement the spring is stretched or compresses from its equilibrium position is the system's
For a system in simple harmonic motion, which of the following is the time required to complete a cycle of motion?
For a system in simple harmonic motion, which of the following is the number of cycles or vibrations per unit of time?
Which of the following features of a given pendulum changes when the pendulum is moved from Earth's surface to the moon?
a. the mass
b. the length
c. the equilibrium position
d. the restoring force
A wave travels through a medium. As the wave passes, the particle of the medium vibrate in a direction perpendicular to the direction of the wave's motion. The wave is
b. a pulse
One end of a taut rope is fixed to a post. what type of wave is produced if the free end is quickly raised and lowered one time?
a. pulse wave
b. periodic wave
c. sine wave
d. longitudinal wave
Each compression in the waveform of the longitudinal wave shown above corresponds to what feature of the transverse wave below it?
Which of the following most affects the wavelength of a mechanical wave moving through a medium? Assume that the frequency of the wave remains constant
a. the nature of the medium
b. the amplitude
c. the height of a crest
d. the energy carried by the wave.
When a mechanical wave's amplitude is tripled, the energy the wave carries in a given time interval is increased by a factor of
Two mechanical waves can occupy the same space at the same time because waves
a. are matter
b. are displacements of matter
c. do not cause interference patterns
d. cannot pass through one another
When two mechanical waves coincide, the amplitude of the resultant wave is always __ the amplitudes of each wave alone.
a. greater than
b. less than
c. the sum of
d. the same as
Waves arriving at a fixed boundary are
a. neither reflected nor inverted
b. reflected but not inverted
c. reflected and inverted
d. inverted but not reflected
Standing waves are produced by periodic waves of
a. any amplitude and wavelength traveling in the same direction.
b. the same amplitude and wavelength traveling in the same direction.
c. any amplitude and wavelength traveling in opposite directions.
d. the same frequency, amplitude, and wavelength traveling in opposite directions
How many nodes and antinodes are shown in the standing weave above?
a. two nodes and three antinodes
b. one node and two antinodes
c. one-third node and one antinode
d. three nodes and two antinodes
When a wave on a rope strikes a free boundary, the wave is
a. reflected and inverted
b. reflected but not inverted
c. not reflected
The diagram below represents two pulse waves moving toward each other through a medium. The two waves will exactly coincide when they reach point A. At point A, the amplitude of the combined waves will be
a. twice that of either wave alone
b. the same as either wave alone
c. half that of either wave alone
THIS SET IS OFTEN IN FOLDERS WITH...
Chapter 12 Test
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Chapter 8 Test
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