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What is modulation ? Explain amplitude M...

What is modulation ? Explain amplitude Modulation with a diagram.

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MBD -HARYANA BOARD-PRINCIPLES OF COMMUNICATION-Short Answer Type Questions
  1. Explain Amplitude modulation and AM Band width. Give a few advantages ...

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  2. Find the expression for coverage distance and height of transmitting a...

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  3. Establish a relation between coverage distance and height of transmitt...

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  4. Deduce an expression for the distance from which the T.V. signals can ...

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  5. 'Greater the height of T.V. transmitting antenna, greater is its range...

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  6. what is a ground wave or surface wave ?

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  7. Why sky wave propagation of electromagnetic waves cannot be used for T...

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  8. A T.V Tower has a height of 300m. What is the maximum distance upto wh...

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  9. Briefly explain the two ways by which radio waves are propagated in at...

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  10. What is meant by 'remote sensing' ? Mention any two applications of ...

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  11. What do you understand by active and passive satellites ?

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  12. What is the basic difference between an analog communication system an...

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  13. Explain surface wave propagation of radio waves. Why does this method ...

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  14. Why short wave communication over long distance are not possible by su...

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  15. A radar has a power of 1kW and is operating at a frequency of 10 GHz. ...

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  16. A T.V. tower has a height 150m. What is the population density around ...

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  17. Why is it necessary to use satellites for long distance TV transmissio...

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  18. Explain that microwaves are better carriers of signals than radio wave...

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  19. What is modulation ? Explain amplitude Modulation with a diagram.

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  20. Draw a block diagram to obtain amplitude modulated wave.

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