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A device which connects one computer to ...

A device which connects one computer to another is known as

A

Photostat machine

B

Laser lazer

C

Modem

D

FAX

Text Solution

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The correct Answer is:
C
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AAKASH INSTITUTE-COMMUNICATION SYSTEMS -ASSIGNMENT SECTION A Objective (Only one answer)
  1. A message signal of freuency omega(m) is superposed on a carrier wave ...

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  2. A male voice after modulation-transmission sounds like that of a femal...

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  3. A basic communication system consists of (A) transmitter (B) informat...

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  4. Identify the mathematical expression for amplitude modulated wave:

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  5. The distance between consecutive maxima and minima is given by-

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  6. Long distance short-wave radio broadcasting uses

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  7. Broadcasting antennas are generally

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  8. For television broadcasting, the frequency employed is normally

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  9. The sound waves after being converted into electrical waves are not tr...

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  10. The process of superimposing signal frequency (i.e. audio wave) on the...

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  11. In an amplitude modulated wave for audio frequency of 500 "cycle"//sec...

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  12. If three wave no atmosphere, the average temperature on the surface of...

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  13. The T.V. transmission tower in Delhi has a height of 240 m. The distan...

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  14. Radiowaves of constant amplitude can be generated with

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  15. Ozone layer above earth's atmosphere will not

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  16. An audio signal of 0.1 V is used in amplitude modulation of a career w...

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  17. The frequency of amplitude modulated wave is equal to

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  18. The radio waves of frequency ranging from 2 MHz to 30 MHz are called

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  19. A device which connects one computer to another is known as

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  20. Loss of strength of a signal is known as

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