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- 1. Multiple Choice
In a de-energized normally open contactor:
The contacts are touching
The contacts do what they feel like
The contacts are NOT touching
- 2. Multiple Choice
Auxiliary contacts control:
Smaller current devices
Larger current devices
Using the Force
- 3. Multiple Choice
What item do ONLY AC relays need?
Movable Contacts
Armature
Spring
Shading Coil
- 4. Multiple Choice
What can be used to minimize Eddy currents?
Blowout Coil
Laminated cores
Arc Chute
Vacuums
- 5. Multiple Choice
How many coils are needed in a latching/unlatching contactor
1
2
3
4
- 6. Multiple Choice
Which of the following ISN'T a type of relay?
Mercury
Tunnel
Clapper
Solid State
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