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JEE PYQ: Communication System Question 21

Question 21 - 2019 (08 Apr 2019 Shift 1)

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

(1) 2400 nm

(2) 1500 nm

(3) 600 nm

(4) 900 nm

Show Answer

Answer: (2)

Solution

Carrier waves of wavelength 1500 nm are used in modern optical fiber communication.


Learning Progress: Step 21 of 33 in this series