Vibrations And Waves Question Preview (ID: 14557)


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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

Vibration of an object about an equilibrium point is called simple harmonic motion when the restoring force is proportional to
a) time
b) displacement
c) a spring constant
d) mass

Each compression on a longitudinal wave corresponds to what point on a transverse wave?
a) wavelength
b) crests
c) troughs
d) amplitude

Each rarefaction on a longitudinal wave corresponds to what point on a transverse wave?
a) wavelength
b) crests
c) troughs
d) amplitude

A wave travels through a medium. As the wave passes, the particles of the medium vibrate in a direction perpendicular to the direction of the wave's motion. Teh wave is
a) longitudinal
b) a pulse
c) electromagnetic
d) transverse

________________________ is defined as the superposition of two or more waves in which individual displacements on the same side of the equilibrium position and make a bigger wave.
a) constructive interference
b) destructive interference
c) amplitude
d) crest

______________ is the physical environment through which a wave can travel.
a) crest
b) period
c) medium
d) node

The time that it takes a complete cycle to occur is known as
a) wavelength
b) simple harmonic motion
c) standing wave
d) period

_________________ is the number of cycles or vibrations per unit of time.
a) amplitude
b) frequency
c) antinode
d) wavelength

A wave will travel only as long as it has ____________ to carry.
a) energy
b) mass
c) amplitude
d) matter

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