WorksheetsInterference of wave
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
What type of interference is represented in this diagram?
a)
Constructive
b)
Destructive
2.
What type of interference is represented in the diagram?
a)
Constructive
b)
Destructive
3.
Constructive interference happens when two waves are:
a)
out of phase.
b)
zero amplitude.
c)
in phase.
4.
What principle is responsible for light spreading as it passes through a narrow slit?
a)
refraction
b)
polarization
c)
diffraction
d)
interference
5.
Constructive interference will cause the wave to
a)
Increase its displacement
b)
Decrease its displacement
c)
Make its displacement stay the same
6.
Which wave behavior do noise cancelling headphones use?
a)
diffraction
b)
refraction
c)
constructive interference
d)
destructive interference
7.
Resonance occurs when
a)
an object is forced to vibrate at its natural frequency.
b)
sound changes speed in going from one medium to another.
c)
the amplitude of a wave is amplified.
d)
sound makes multiple reflections
8.
Light is incident on two slits that are separated by
0.2 𝑚𝑚. The figure shows the resulting interference
pattern observed on a screen 1.0 𝑚 from the slits.
Determine the wavelength of light used in this
experiment.
a)
0.05 nm
b)
0.50 nm
c)
50 nm
d)
500 nm
9.
Electromagnetic waves are:
a)
Transverse waves
b)
Longitudinal waves
10.
Which of these electromagnetic waves has the shortest wavelength?
a)
Infrared Waves
b)
Light waves
c)
Radio waves
d)
X-rays
11.
Noise-cancelling headphones are an example of:
a)
Destructive interference
b)
Constructive interference
c)
Beats (R) by Dr. Dre
d)
Resonance
12.
Coherent sources have
a)
same amplitude
b)
same wave length
c)
Same frequency
d)
Same phase or constant phase difference
e)
All the above
13.
a)
A
b)
B
c)
C
d)
D
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