SSB with Large Carrier MCQ’s

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This set of Analog Communication Multiple Choice Questions & Answers (MCQs) focuses on “SSB with Large Carrier”.

1. The person who sent the first radio signal across the atlantic ocean was ________
a) Marconi
b) Maxwell
c) Hertz
d) Bell

2. Which statement is true about indirect FM modulator?
a) it integrates the modulating signal
b) it differentiates the modulating signal
c) varies the frequency of carrier oscillator
d) varies the phase of carrier oscillator

3. What is the use of bypass capacitor?
a) to remove RF from non-RF circuits
b) to couple RF around an amplifier
c) acts as low pass filter
d) acts as high pass filter

4. The time taken by the charge carrier to cross from the emitter to the collector is called ________
a) miller time
b) transit time
c) charge time
d) relaxing time

5. The ability to change the operating frequency rapidly without a lot of retuning is called ________
a) Agility
b) VCO
c) Mixing
d) Filtering

6. What is the full form of ALC?
a) Amplitude Level Control
b) Automatic Level Control
c) Automatic Limiter Control
d) Amplitude Limiter Control

7. To generate a SSB signal ________
a) Full carrier AM is required
b) DSB-SC is required
c) Quadrature signal is required
d) High frequency signal is needed

8. A resonant circuit is used in narrowband RF amplifiers.
a) True
b) False

9. In high level amplitude modulation, power in the sidebands comes from _________
a) Modulating amplifier
b) RF amplifier
c) Driver stage
d) Carrier

10. Which statement is true about direct FM modulator?
a) it integrates the modulating signal
b) it differentiates the modulating signal
c) varies the frequency of carrier oscillator
d) varies the phase of carrier oscillator

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