ASVAB Electronics Information Test
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ASVAB Electronics Information Test
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25 Questions

1. Suppose you have 8 [6V 10A] batteries that you can connect together in series, in parallel, or in series-parallel. Which of the following voltage and ampere combinations cannot be attained using these 8 batteries?
2. What kind of diode allows current to flow in the opposite direction once a certain voltage threshold is reached?
3. Using a fuse with a current rating higher than that required by a circuit:
4. You would measure the amount of resistance at a certain point in a circuit with a/an:
5. Silver is a better conductor of electricity but copper is used more often in electrical circuits. Why?
6. Which of the following is measured using a ohmmeter?
7. What is the voltage of most household electrical systems?
8. This is the circuit symbol for a _______________
9. Which of the following is the correct formula for Ohm's Law?
10. Why is an insulator a poor conductor of electricity?
11. How would you connect 10 [6V 10A] batteries to achieve a combined power output of 6V 100A?
12. What is the primary difference between a rectifier and an inverter?
13. Which of the following statements about this circuit element is false?
14. What does the abbreviation AC stand for?
15. The rotor of a generator moves inside a circle of:
16. Which of the following is not a terminal on a transistor?
17. How would you connect 8 [9V 10A] batteries to achieve a combined power output of 36V 40A?
18. Which of these materials is a good conductor of electricity?
19. If a transformer has a primary winding with 240 turns and a secondary winding with 40 turns, what is the transformation ratio?
20. Using a fuse with a current rating higher than that required by a circuit:
21. The current in the 2-ohm resistor is
22. A circuit with a 120-volt power supply is protected by a 20-amp circuit breaker. What is the largest number of watts an appliance on this circuit can safely use?
23. What is the primary difference between a rectifier and an inverter?
24. Current in an electric circuit creates heat because:
25. This is the circuit symbol for a _______________

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