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An audio signal of amplitude one half the carrier amplitude is employed in amplitude modulation. What is the modulation index?

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CENGAGE PHYSICS-COMMUNICATION SYSTEM-QUESTION BANK
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  3. The T.V. transmission tower in Delhi has a height of 240m. The distanc...

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  5. An antenna is of height 500 m. What will be its range in km? (Radius o...

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  6. In amplitude modulated waves, if the maximum amplitude is 30 mV and th...

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  7. The area covered by a transmitting antenna of height 50 m is alpha pi ...

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  8. If the modulation index is 1 / 2 and power of carrier wave is 2 units,...

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  9. In a sky wave propagation, the maximum frequency transmitted is 27 MH ...

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  10. If the amplitude modulation index is 0.6 and V(max )=5 V, then the val...

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  11. For a carrier frequency of 100 kHz and a modulating frequency of 5 kHz...

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  12. The total maximum transmitted power (in kW ) in amplitude modulation i...

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  13. The modulation index for an amplitude modulated wave is 0.5 . If the p...

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  14. An audio signal of amplitude one half the carrier amplitude is employe...

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  15. A carrier wave c(t)=A(c) sin omega(c) t is amplitude modulated by a mo...

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  16. In an AM transmission, bandwidth of transmission is. 10kHz and carrier...

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  17. The antenna current. of an AM transmitter is 8A when only carrier is s...

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  18. Consider an optical communication system operating at a wavelength of ...

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  19. A transmitting antenna at the top of a tower has a height of 20 m and ...

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