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JEE Main20198 Apr 2019Morning ShiftPhysicsCommunication SystemActual

The wavelength of the carrier waves in a modern optical fiber communication network is close to:

Options

  1. A2400 n m
  2. B900 n m
  3. C600 n m
  4. D1500 n m

Correct answer

D. 1500 n m

Step-by-step solution

For minimum attenuation, the wavelength of carrier waves is close to 1500   n m

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