Sharanya posted an Question
April 08, 2021 • 13:41 pm 30 points
  • CSIR NET
  • Physical Sciences

24. an electromagnetic wave in free space has a wavelength of 0.20 m. when this wave enters in a perfect dielectric(h,= 1) its velocity becomes 2.0 x 10 m/s. it

24. An electromagnetic wave in free space has a wavelength of 0.20 m. When this wave enters in a perfect dielectric(H,= 1) its velocity becomes 2.0 x 10 m/s. Its wavelength in the dielectric will be (A) 3m (B) 0.03 mn (C) 0.3m (D) 3.3 m

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