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
waec 1988physics

The correct answer is E. 0.005

T = λ/v

T = 1.65/330 = 0.005

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