Electrical interlocking can be accomplished by connecting the normally closed ____________________ contacts on one contactor in series with the coil of the other contactor.

Which Temperature (Fahrenheit) below indicates a sign of possible infection?

The symbol for a limit switch illustrates a ball float.

Figure 12-6 In the circuit shown in the figure above, what happens when the STOP button is pressed?

Figure 10-5 In the accompanying figure, the START button acts as both the START and jog button for the circuit. A(n) ____________________ can be used to provide the same basic type control.

Schematic or ladder diagrams are read from right to left and from bottom to top.

Figure 12-2 In the circuit shown in the figure above, what prevents motor #2 from starting before motor #1?

Figure 9-6 In the accompanying figure, the dashed lines drawn between the push buttons indicate that they are ____________________ connected.

In schematics, what do dashed lines between components indicate?

Most control transformers are made with one primary winding and two secondary windings.