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  5. ASVAB Section 5: Electronic Information

Free ASVAB Section 5: Electronic Information Exam Braindumps (page: 25)

Page 25 of 46
PDF with 180 Questions

The SCR is a ______________.

  1. specialized rectifier or diode.
  2. special colored rectifier.
  3. special controlled rectifier.
  4. silicon-controlled relay.

Answer(s): A

Explanation:

The SCR is a special type of rectifier. It is used in control circuits. The name SCR was a descriptive one given it by General Electric Company engineers and it caught on in the literature. Its correct name is not silicon- controlled rectifier but thyristor.



In an FM receiver the AFC is _________________.

  1. automatic frequency control for stabilizing the IF.
  2. automatic frequency control for stabilizing the local oscillator.
  3. automatic frequency control for tuning the incoming frequency.
  4. automatic frequency control for the radio frequency amplifier.

Answer(s): B

Explanation:

On an FM receiver the AFC is automatic frequency control. It keeps the receiver from drifting from the station it is tuned to. This is done by having part of the signal fed back to the local oscillator to keep it operating on the correct frequency and not drifting.



The symbol above represents a_______________.

  1. thyristor
  2. resistor
  3. transistor
  4. fuse

Answer(s): B

Explanation:

The symbol shown represents a resistor.



The FM band covers _______________.

  1. 550 to 1,600 kHz
  2. 88 to 108 MHz
  3. 100 to 200 MHz
  4. 550 to 1600 MHz

Answer(s): B

Explanation:

The FM band covers 88 to 108 MHz. The AM band covers 550 to 1600 kilohertz.



Page 25 of 46



Post your Comments and Discuss Test Prep ASVAB Section 5: Electronic Information exam with other Community members:

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INDIA
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UNITED STATES
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Davis Adams commented on September 10, 2024
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Anonymous
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