A microwave and an ultrasonic sound wave have the same wavelength. Their frequencies are…

Physics · Class 12 · CBSEElectromagnetic Waves

A microwave and an ultrasonic sound wave have the same wavelength. Their frequencies are in the ratio (approximately)

  1. 102
  2. 104
  3. 106
  4. 108

Answer

(C) 10 6

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