Other questions in this quiz

2. A boat takes 6 seconds to rise and fall. The difference in height between the boat at its lowest and highest point is 1.2m and wave pass it at 3ms-1. how long are the waves?

  • 18
  • 2
  • 3.6
  • 7.2

3. how do you improve contrast?

  • laplace rule
  • adding
  • multiplying
  • median

4. what is the minimum rate of sampling?

  • 2 X frequency
  • frequency
  • 4 X frequency
  • 1/2 frequency

5. Give one example of a transverse wave

  • ripples on water
  • hitting slinky along its length
  • sound
  • pressure

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