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The number of telephonic messages which ...

The number of telephonic messages which are carried by a fibre at an instant with much less intensity loss are

A

2400

B

2200

C

2000

D

1800

Text Solution

Verified by Experts

The correct Answer is:
C
2000 number of telephonic messages can be carried by a optical fibre at an instant .
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-COMMUNICATION SYSTEM-Exercise 1
  1. Digital signals

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  2. The mobile telephones operate typically in the range of

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  3. The number of telephonic messages which are carried by a fibre at an i...

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  4. Basic components of a transmitter are:

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  5. In a video signal for transmission of picture. What value of bandwidth...

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  6. Range of frequencies allotted for commercial UHF TV broadcast is

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  7. The ratio waves of frequency 300 MHz to 3000 MHz belong to

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  8. If electron density of the layer of inosphere is 10 xx 10^(11) and ...

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  9. If the critical frequency for sky wave propagation is 12 MHz , then th...

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  10. The sky wave propagation is suitable for radiowaves of frequency

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  11. A signal emitted by an antenna from a certain point can be received at...

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  12. Which of the following frequencies will be suitable for beyond the hor...

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  13. Is it necessary for a transmitting antenna to be at the same height as...

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  14. When electromagnetic waves enter the ionised layer of ionosphere, then...

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  15. Name the type of waves which are used for line of sight (LOS) communic...

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  16. In space communcation , the information can be passed from on place ...

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  17. What fraction of the surface area of earth can be covered to estab...

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  18. Beyond which frequency, the ionosphere bends any incident electromagne...

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  19. For sky wave propagation of a 10 MHz signal, what should be the minimu...

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  20. In earth's atmosphere for F(1)-layer , the virutal height and critic...

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