Self-Test C-2.3: Wiring Diagrams and Symbols

Complete Self-Test C-2.3 and check your answers.

1. What is another term for a schematic diagram?
   1. Pictorial
   2. Wiring
   3. Ladder
   4. Block and line
2. Which diagram shows the relationship of the components with each other?
   1. Pictorial
   2. Wiring
   3. Ladder
   4. Block and line
3. Which diagram doesn’t have any lines crossing each other?
   1. Pictorial
   2. Wiring
   3. Ladder
   4. Block and line
4. What does the following symbol represent?
   1. A pressure switch
   2. A float switch
   3. A transformer
   4. A resistor
5. What does the following symbol represent?
   1. A flow switch
   2. A low water cut-off
   3. A solenoid
   4. A relay

Answer Key: Self-Test C-2.3 is on the other page.