1938236
Description
Quiz by patriciadj, updated more than 1 year ago
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Created by patriciadj
almost 10 years ago
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Question 1
Question
What type of wave is a sound wave?
Answer
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longtitudinal wave
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transverse wave
Question 2
Question
The crest is;
Answer
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the bottom of a wave
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the disturbance produced by one complete vibration at the source
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the top of a wave
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the distance travelled by one cycle
Question 3
Question
Which are examples of longtitudinal waves?
Answer
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waves on a rope, water waves, mexican wave
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ultrasonic waves, waves on a rope, water waves
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sound waves, compression waves on a spring, ultrasonic waves
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compression waves on a spring, sound waves, water waves
Question 4
Question
What type of wave can not be polarised?
Answer
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transverse
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longtitudinal
Question 5
Question
The apparent change in frequency of waves due to the motion of the source or the observer is called;
Answer
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interference
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doppler effect
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diffraction
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polarisation
Question 6
Question
Can mechanical waves travel without a medium?
Answer
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yes
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no
Question 7
Question
Which is not a property of waves? (wave phenomena)
Answer
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polarisation
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separation
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diffraction
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reflection
Question 8
Question
What points are at rest when a rope is vibrating?
Answer
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nodes
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amplitude
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trough
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antinodes
Question 9
Question
What type of interference is it when the amplitude of a resulting wave is less than the amplitude of the individual waves?
Answer
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constructive
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destructive
Question 10
Question
Diffraction is;
Answer
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the bending of waves as it passes from one medium to another
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the meeting of two waves and creating another wave
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the sideways spreading of waves into a region beyond a gap or around an obstacle
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the bouncing off a surface
Question 11
Question
What is the unit of frequency?
Answer
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cm
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watts
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grams
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hertz
Question 12
Question
Which one is an example of an electromagnetic wave?
Answer
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infra-red waves
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ultrasonic waves
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water waves
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none of the above
Question 13
Question
What is the speed of sound in air?
Answer
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340 m/s
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300000000 m/s
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4180 m/s
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390 m/s
Question 14
Question
Two sources of periodic waves with a constant phase difference are said to be;
Answer
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interfering
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coherant sources
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echoing
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none of the above
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