A source of sounds produces waves in air of wavelength1.65m. If the speed of sound…

Physics WAEC 1988

A source of sounds produces waves in air of wavelength1.65m. If the speed of sound in air is 330ms-1 the period of vibration in seconds is

  • 200
  • 2.0
  • 0.5
  • 0.02
  • 0.005 checkmark

The correct answer is: E

Explanation

T = λ/v
T = 1.65/330 = 0.005
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