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Which of these is not a characteristic of frequency modulated carrier? A. The higher the modulating amplitude, the greater is the amount of frequency shift away from the resting frequency B. The amplitude of the FM modulated carrier remains constant as the amplitude of the modulating source varies C. As the amplitude of the modulating source decreases, the frequency of the carrier decreases D. The amplitude of the carrier varies as the frequency of the modulating signal increases 2. In FM system, if the carrier is modulated above 100%, distortion and spurious sidebands A. Affects the received signal B. Interfere with other adjacent channels even with guard band spacing of channels C. Produces what is called sideband splatter D. Does not produce any adverse effect on the modulated signal Determine the modulation index when a 97.1 MHz carrier frequency is modulated 4. by a 10 kHz audio signal source. The frequency deviation produce is ± 40 kHz. A. 0.04 B. 4 C. I D. 0.25 The modulation system that only affects the amplitude of the carrier signal is termed A. Pulse modulation B. Minimum shift keying C. Linear modulation D. Exponential modulation The recovery of baseband signal from transmitted signal is A. Demultiplexing B. Passband multiplexing C. Demodulation D. Translation Which of the following is the odd one out in the choice of modulation techniques use for communication system? A. The amount of bandwidth allocated B. Channel characteristics C. Effective Radiated Power (ERP) of the antenna

Which of these is not a characteristic of frequency modulated carrier? A. The higher the modulating amplitude, the greater is the amount of frequency shift away from the resting frequency B. The amplitude of the FM modulated carrier remains constant as the amplitude of the modulating source varies C. As the amplitude of the modulating source decreases, the frequency of the carrier decreases D. The amplitude of the carrier varies as the frequency of the modulating signal increases 2. In FM system, if the carrier is modulated above 100%, distortion and spurious sidebands A. Affects the received signal B. Interfere with other adjacent channels even with guard band spacing of channels C. Produces what is called sideband splatter D. Does not produce any adverse effect on the modulated signal Determine the modulation index when a 97.1 MHz carrier frequency is modulated 4. by a 10 kHz audio signal source. The frequency deviation produce is ± 40 kHz. A. 0.04 B. 4 C. I D. 0.25 The modulation system that only affects the amplitude of the carrier signal is termed A. Pulse modulation B. Minimum shift keying C. Linear modulation D. Exponential modulation The recovery of baseband signal from transmitted signal is A. Demultiplexing B. Passband multiplexing C. Demodulation D. Translation Which of the following is the odd one out in the choice of modulation techniques use for communication system? A. The amount of bandwidth allocated B. Channel characteristics C. Effective Radiated Power (ERP) of the antenna

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Which of these is not a characteristic of frequency modulated carrier? A. The higher the modulating amplitude, the greater is the amount of frequency shift away from the resting frequency B. The amplitude of the FM modulated carrier remains constant as the amplitude of the modulating source varies C. As the amplitude of the modulating source decreases, the frequency of the carrier decreases D. The amplitude of the carrier varies as the frequency of the modulating signal increases 2. In FM system, if the carrier is modulated above 100%, distortion and spurious sidebands A. Affects the received signal B. Interfere with other adjacent channels even with guard band spacing of channels C. Produces what is called sideband splatter D. Does not produce any adverse effect on the modulated signal Determine the modulation index when a 97.1 MHz carrier frequency is modulated 1. 4. by a 10 kHz audio signal source. The frequency deviation produce is ± 40 kHz. A. 0.04 B. 4 C. 1 D. 0.25 The modulation system that only affects the amplitude of the carrier signal is termed A. Pulse modulation B. Minimum shift keying C. Linear modulation D. Exponential modulation The recovery of baseband signal from transmitted signal is A. Demultiplexing B. Passband multiplexing C. Demodulation D. Translation Which of the following is the odd one out in the choice of modulation techniques use for communication system? A. The amount of bandwidth allocated B. Channel characteristics C. Effective Radiated Power (ERP) of the antenna
Transcribed Image Text:Which of these is not a characteristic of frequency modulated carrier? A. The higher the modulating amplitude, the greater is the amount of frequency shift away from the resting frequency B. The amplitude of the FM modulated carrier remains constant as the amplitude of the modulating source varies C. As the amplitude of the modulating source decreases, the frequency of the carrier decreases D. The amplitude of the carrier varies as the frequency of the modulating signal increases 2. In FM system, if the carrier is modulated above 100%, distortion and spurious sidebands A. Affects the received signal B. Interfere with other adjacent channels even with guard band spacing of channels C. Produces what is called sideband splatter D. Does not produce any adverse effect on the modulated signal Determine the modulation index when a 97.1 MHz carrier frequency is modulated 1. 4. by a 10 kHz audio signal source. The frequency deviation produce is ± 40 kHz. A. 0.04 B. 4 C. 1 D. 0.25 The modulation system that only affects the amplitude of the carrier signal is termed A. Pulse modulation B. Minimum shift keying C. Linear modulation D. Exponential modulation The recovery of baseband signal from transmitted signal is A. Demultiplexing B. Passband multiplexing C. Demodulation D. Translation Which of the following is the odd one out in the choice of modulation techniques use for communication system? A. The amount of bandwidth allocated B. Channel characteristics C. Effective Radiated Power (ERP) of the antenna
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