Communication Skill MCQs and Notes
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Q 11. It is found that a ship to ship communication suffers from fading. This can be avoided by using
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Q 12. If sampling is done at the rate of 10 kHz. The bandwidth required is
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Q 13. In case of frequency modulation, modulating voltage remains constant if the modulating frequency is lowered, then
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Q 14. Under ordinary circumstances, impulse noise can be reduced in
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Q 15. In case of low level amplitude modulation system, the amplifiers following the modulated stage must be
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Q 16. What is the purpose of peak clipper circuits in radio transmitters?
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Q 17. A zero mean white Gaussian noise is passed through an ideal low pass filter of bandwidth 10 kHz. The output of the samples so obtained would be
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Q 18. SSB can be generated by
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Q 19. Which of the following is used to generate PDM?
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Q 20. Which of the following is a digital modulation technique?
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