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Electricity - Basic Navy Training Courses
NAVPERS 10622 - Chapter 4 Quiz

Here is the "Electricity - Basic Navy Training Courses" (NAVPERS 10622) in its entirety. It should provide one of the Internet's best resources for people seeking a basic electricity course - complete with examples worked out. See copyright. See Table of Contents.

 

U.S. GOVERNMENT PRINTING OFFICE; 1945 - 618779



 

CHAPTER 4 QUIZ

THE ELECTRICAL CIRCUIT



1. Identify each symbol in the circuit diagram below. Refer to the table in figure 15 for your answers.

Chapter 4 quiz - Q1


2. Why are dirty or loose connections classified as "opens"?

3. In making any type of connection, what is the most important thing to remember?

4. Why are fuses made of metals which melt at a low temperature?

5. What are some common causes of short circuits?

6. Why are no intentional grounds used on regular Navy ships?



Return to Chapter 4
















CHAPTER 4 ANSWERS

THE ELECTRICAL CIRCUIT



1. Refer to the table in figure 15.

2. Because they reduce current flow.

3. Do not increase the circuit resistance by a dirty or loose connection.

4. So that the fuse will melt and open the circuit before other parts of the circuit overheat.

5. Salt water, heat, wear, and vibration.

6. Because of the danger of a hot wire being grounded to the hull. This would produce a
    short circuit.