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Question: Answered & Verified by Expert
A telephonic communication service is working at a carrier frequency of 10 GHz. Only 10% of it is utilized for transmission. How many telephonic channels can be transmitted simultaneously if each channel requires a bandwidth of 5 kHz?
PhysicsCommunication SystemJEE MainJEE Main 2018 (08 Apr)
Options:
  • A 2×106
  • B 2×103
  • C 2×104
  • D 2×105
Solution:
1678 Upvotes Verified Answer
The correct answer is: 2×105
Number of telephonic channels that can be transmitted simultaneously, 

=0.1×10×1095×103=2×105

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