waves and Wave Motion Theory Quiz

patriciadj
Quiz by patriciadj, updated more than 1 year ago
patriciadj
Created by patriciadj almost 7 years ago
15
1

Description

Quiz on waves and Wave Motion Theory Quiz, created by patriciadj on 01/30/2015.

Resource summary

Question 1

Question
What type of wave is a sound wave?
Answer
  • longtitudinal wave
  • transverse wave

Question 2

Question
The crest is;
Answer
  • the bottom of a wave
  • the disturbance produced by one complete vibration at the source
  • the top of a wave
  • the distance travelled by one cycle

Question 3

Question
Which are examples of longtitudinal waves?
Answer
  • waves on a rope, water waves, mexican wave
  • ultrasonic waves, waves on a rope, water waves
  • sound waves, compression waves on a spring, ultrasonic waves
  • compression waves on a spring, sound waves, water waves

Question 4

Question
What type of wave can not be polarised?
Answer
  • transverse
  • longtitudinal

Question 5

Question
The apparent change in frequency of waves due to the motion of the source or the observer is called;
Answer
  • interference
  • doppler effect
  • diffraction
  • polarisation

Question 6

Question
Can mechanical waves travel without a medium?
Answer
  • yes
  • no

Question 7

Question
Which is not a property of waves? (wave phenomena)
Answer
  • polarisation
  • separation
  • diffraction
  • reflection

Question 8

Question
What points are at rest when a rope is vibrating?
Answer
  • nodes
  • amplitude
  • trough
  • 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
  • constructive
  • destructive

Question 10

Question
Diffraction is;
Answer
  • the bending of waves as it passes from one medium to another
  • the meeting of two waves and creating another wave
  • the sideways spreading of waves into a region beyond a gap or around an obstacle
  • the bouncing off a surface

Question 11

Question
What is the unit of frequency?
Answer
  • cm
  • watts
  • grams
  • hertz

Question 12

Question
Which one is an example of an electromagnetic wave?
Answer
  • infra-red waves
  • ultrasonic waves
  • water waves
  • none of the above

Question 13

Question
What is the speed of sound in air?
Answer
  • 340 m/s
  • 300000000 m/s
  • 4180 m/s
  • 390 m/s

Question 14

Question
Two sources of periodic waves with a constant phase difference are said to be;
Answer
  • interfering
  • coherant sources
  • echoing
  • none of the above
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