In the hardwired relay control circuit shown, when the switch is closed, CR coil is:
A)energized, and the red and green lights are both on.
B)de-energized, the red light is off, and the green light is on.
C)energized, the red light is on, and the green light is off.
D)energized, the red light is off, and the green light is on.

Question

In the hardwired relay control circuit shown, when the switch is closed, CR coil is: 
A)energized, and the red and green lights are both on. 
B)de-energized, the red light is off, and the green light is on. 
C)energized, the red light is on, and the green light is off. 
D)energized, the red light is off, and the green light is on.

Quizplus · Accepted Answer

When the switch is closed, the current flows through the closed switch, and the CR coil is energized. Therefore, the red light is on, and the green light is off.

In the Hardwired Relay Control Circuit Shown, When the Switch