6. When signal amplitude is equal to the amplitude of the carrier, the percentage modulation factor will be :
(a) 25
(b) 50
(c) 100
(d) 200
7. Amplitude modulation issued for broadcasting because as compared to other system :
(a) It can provide the necessary bandwidth for high fidelity
(b) It requires less transmitting power
(c) It use avoids receiver complexity
(d) It is more immune to noise
8. One can provide two or more voice circuits on the same carrier by using :
(a) DSB-SC
(b) SSB with pilot carrier
(c) ISB systems
(d) SSB-BC system
9. For a given carrier wave maximum undistorted power is transmitted when value of modulation is :
(a) 0
(b) 0.5
(c) 0.8
(d) 1.0
10. A SSB (signal-side band) signal contains 3 k.W. the power content of the carrier is :
(a) 0 kW
(b) 1 kW
(c) 2 kW
(d) 3 kW
Related Posts
Amplitude Modulation » Exercise - 110. A SSB (signal-side band) signal contains 3 k.W. the power content of the carrier is : (a) 0 kW (b) 1 kW (c) 2 kW (d) 3 kW- Amplitude Modulation » Exercise - 19. For a given carrier wave maximum undistorted power is transmitted when value of modulation is : (a) 0 (b) 0.5 (c) 0.8 (d) 1.0
- Amplitude Modulation » Exercise - 16. When signal amplitude is equal to the amplitude of the carrier, the percentage modulation factor will be : (a) 25 (b) 50 (c) 100 (d) 200
- Amplitude Modulation » Exercise - 12. Maximum undistorted power output of a transmitter can be expected when its modulation is - (a) 50% (b) Between 50% and 90% (c) 100% (d) More than 100%
- Amplitude Modulation » Exercise - 15. The output stage of television transmites is most likely to be a : (a) Grid-modulated class C-amplifier (b) Plate- modulated class C-amplifier (c) Screen modulated class C- amplifier (d) Grid-modulated class A-amplifier