Biology Forums - Study Force

A source emits sound at a fixed constant frequency f.If the source moves away from you, the frequency you hear is lower than f.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 2] A wave moves in a rope with a certain wavelength. A second wave is made to move in the same rope with twice the wavelength of the first wave. The frequency of the second wave is half the frequency of the first wave.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 3] The speed of a wave is the same as the speed of the particles displaced by the wave.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 4] Waves carry energy.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 5] Regions of a longitudinal wave where the particles of the medium are squeezed together are called compressions.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 6] Sound in a vacuum is impossible.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 7] A sound wave in a metal bar is an example of a longitudinal wave.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 8] A water wave is an example of a transverse wave.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 9] When the frequency of the source of a water wave increases, the speed of the waves traveling in the water increases.
 a. True
  b. False
  Indicate whether the statement is true or false

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[Ques. 10] When the frequency of the source of a water wave increases, the distance between successive peaks in the wave increases.
 a. True
  b. False
  Indicate whether the statement is true or false

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