Other questions in this quiz

2. what is the minimum rate of sampling?

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

3. 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?

  • 7.2
  • 18
  • 3.6
  • 2

4. what is the equation for power?

  • lambda X f
  • 1/f
  • 1/lambda
  • c/f

5. A spectrum has frequencies varying from 22Hz to 48Hz. what is the bandwidth?

  • 26Hz
  • 44Hz
  • 80Hz
  • -26Hz

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