Module 23 - Wave Interference Question Preview (ID: 55446)
Constructive And Destructive Interference Practice.
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Which of the following accurately describes the behavior of these two mechanical waves when they intersect?
a) The resulting wavelength will be 1 mm
b) The resulting wavelength will be 3 mm
c) The resulting amplitude will be 3 mm
d) The resulting amplitude will be 1 mm
If wave A and wave B were to combine, which of the following accurately describes the wave that would be produced?
a) A wave with an amplitude of 1
b) A wave with an amplitude of 2
c) A wave with an amplitude of 3
d) No wave at all, the waves would cancel each other out
Which of the wave interactions would best represent standing waves in a musical instrument to produce a louder sound?
a) Wave interaction a
b) Wave interaction b
c) Wave interaction c
d) Wave interaction d
Which wave interactions best represents destructive interference of sound waves?
a) Wave interaction a
b) Wave interaction b
c) Wave interaction c
d) Wave interaction d
Which wave interactions represents constructive interference of transverse waves?
a) Wave interaction a
b) Wave interaction b
c) Wave interaction c
d) Wave interaction d
If Jim is mowing his yard, which of the following sound waves would his noise reducing headphone need to detect in order to produce an out of phase wave and reduce the noise?
a) A sound wave with an amplitude of 100 dB and a frequency of 250 Hz
b) A sound wave with an amplitude of 250 dB and a frequency of 100 Hz
c) A sound wave with a wavelength of 100 dB and a amplitude of 250 Hz
d) A sound wave with a wavelength of 250 dB and a amplitude of 100 Hz
Which of the following are examples of constructive interference?
a) B and E
b) A and C
c) C and A
d) E and D
At which location on the x axis would the resulting wave equal -1 cm?
a) 10 cm
b) 6 cm
c) 4 cm
d) 12 cm
A tuning fork is held above a 1 L graduated cylinder. The tuning fork and tube are raised and lowered. At times the air column in the tube resonated strongly creating a louder sound. Which best explains the results of this investigation?
a) The sound waves reflect and interfere constructively to produce a standing wave to make a louder sound
b) The sound waves reflect and interfere destructively to produce a standing wave to make a louder sound
c) The sound waves are absorbed by the water which reinforces the sound constructively to make the sound louder
d) The sound waves are absorbed by the water which reinforces the sound destructively to make the sound louder
Which of the following accurately describes this wave?
a) Destructive interference with a resulting amplitude of 0.
b) Constructive interference with a resulting amplitude of 0.
c) Destructive interference with a resulting amplitude of 2.
d) Constructive interference with a resulting amplitude of 2.
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