Questions & Verified Answers 100% Correct
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What is the name of the code that is the accepted standard for all electrical
wiring in the United States?
- Correct Answer- National Electrical Code
What is the maximum distance between supports of a vertical raceway,
based on NEC Article 620-32?
- Correct Answer- 15 feet
What type of flex would be used to pipe a switch in a wet location?
- Correct Answer- Liquid tight Flex
What is the name for the complete metal system of duct, conduit and flex
that protects the wiring?
- Correct Answer- Raceway
How is the work divided when planning piping and wiring of an elevator
installation?
- Correct Answer- Hoistway, car and machine room
What document may be the only place to look for such information as type
of fixtures, car panel, fire service floor, etc?
- Correct Answer- Job abstract
What information is shown on a pull sheet?
- Correct Answer- Terminal connections
Which type of diagram shows a simplified path from positive to negative for
all components in a circuit?
- Correct Answer- Straight line
, What is shown on the final layout?
- Correct Answer- A plan drawing and an elevation giving dimensions
How are multiple installations of traveling cables numbered for a single
car?
- Correct Answer- From the rail regardless of placement in the hoistway
In the circuit shown, which is the common wired for the second level?
- Correct Answer- DC+
How are wire sizes larger than 4/0 measured?
- Correct Answer- In circular mils
What is the abbreviated term for current carry8ing capacity?
- Correct Answer- Ampacity
What is the minimum size wired for lighting circuits in an elevator
installation?
- Correct Answer- #14
What is the special about wire used for the interlock circuit?
- Correct Answer- It must be rated for 200 degrees C
What is the smallest wire that is permitted in an elevator installation?
- Correct Answer- #24
When bending conduit, what is the maximum number of decrees of bend
allowed between access points?
- Correct Answer- 90 degrees
What is the reference point on the thin-wall bender for the finish line of a
back to back bend?
- Correct Answer- The star point