Communication Engineering MCQs | Page - 52
Dear candidates you will find MCQ questions of Communication Engineering here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
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Q. A 1 kW carrier is Amplitude Modulated to a depth of 60%. The total power in the modulated carrier is ?
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Q. A carrier is modulated by two modulating waves A and B having modulation index of 0.6 and 0.8 respectively. The overall modulation index is ?
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Q. An AM signal with a carrier of 6KW produces a modulation of 100% what will be the power produced in each side band ?
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Q. The modulation index of an amplitude modulated wave is changed from 0 to 1. The transmitted power is ?
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Q. In amplitude modulated system if the total power is 600W and the power in the carrier is 400W, the modulation index ?
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Q. The ratio of modulating power to total power at 100% modulation will be ?
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Q. Before transmission message signal is modulated with carrier signal for : ?
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