More Electronics Information for ASVAB Power Practice Problems

These electronic information practice questions are based on the actual ASVAB. Take this quiz to see how you would do if you took the exam today and to determine your strengths and weaknesses as you plan your study schedule.

Time: 9 minutes

1. Data stored on magnetic tape can be lost by which of the following?
   1. exposure to light
   2. freezing temperatures
   3. exposure to heat
   4. low air pressure
2. Fill in the blank to make the following sentence true: "Current is the _____ an electrical charge passes a specific point in a circuit."
   1. direction in which
   2. rate at which
   3. direction in which
   4. acceleration with which
3. In a series circuit there are 7 resistors, each with a resistance of 67ΩWhat is the total resistance?
   1. 37.5Ω
   2. 67Ω
   3. 234.5Ω
   4. 469Ω
4. In a parallel circuit there are 7 resistors, each with a resistance of 67ΩWhat is the total resistance?
   1. 37.5Ω
   2. 67Ω
   3. 234.5Ω
   4. 469Ω
5. This schematic symbol represents what type of switch?



1. multi-way switch
2. multi-pole switch
3. slide switch
4. rocker switch
6. The pressure of current is called?
   1. voltage
   2. ohms
   3. amperes
   4. none of the above
7. AC refers to what?
   1. ampere current
   2. ampere component
   3. alternating current
   4. alternating component
8. DC refers to what?
   1. diode charge
   2. direct current
   3. direct charge
   4. diode current
9. The process used in electroplating is known as
   1. electrochemistry.
   2. electrocoating.
   3. electrolysis.
   4. electrodeposition.
10. What does this schematic symbol represent?



1. a bell
2. a motor
3. a lamp
4. a buzzer
11. What does RMS mean?
    1. resistant motor system
    2. real matrix standard
    3. range motion symbol
    4. root mean square
12. What does this schematic symbol represent?



1. a fuse
2. a battery
3. a transformer
4. a cell
13. What is the speed of radio waves radiated into free space?
    1. 300,000,000 meters per second
    2. 300,000,000 meters per minute
    3. 343 meters per second
    4. 343 meters per minute
14. To cause a current of 10 amps to flow through 20 ohms resistance, the voltage needs to be?
    1. 10
    2. 20
    3. 2
    4. 200
15. Which is NOT an insulator of electricity?
    1. plastic
    2. water
    3. paper
    4. glass
16. Microwave ovens operate by
    1. thermal expansion.
    2. convection heating.
    3. dielectric heating.
    4. trielectric heating.
17. Which of the following is a diode that is used to regulate voltage?
    1. zener diode
    2. photodiode
    3. capacitor
    4. light emitting diode
18. What does this schematic symbol represent?



1. a cell
2. an antenna
3. a wire
4. a ground
19. The ground wire is always what color in 120-volt wiring in the United States?
    1. white
    2. black
    3. green
    4. orange
20. A 120-volt current is protected by a 30-amp circuit breaker What is the largest watt appliance that can be used safely?
    1. 36
    2. 3600
    3. 360
    4. 4