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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
  • A. 200
  • B. 2.0
  • C. 0.5
  • D. 0.02
  • E. 0.005
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Correct Answer: Option E
Explanation
T = λ/v
T = 1.65/330 = 0.005
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