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What follows is a plain HTML version of the Quiz.
All of the questions and answers in this quiz are found in Tom Henry's book, "Electrical Inspection Workbook".
1. When a diesel engine is used as the prime mover of a generator to supply emergency power, how much site fuel is required?
- [ ] one hour of fuel supply
- [ ] two hours of fuel supply
- [ ] three hours of fuel supply
- [ ] one-half hour
2. For a legally required standby system, power will be available for the application within .
- [ ] 2 minutes
- [ ] 30 seconds
- [ ] 10 seconds
- [ ] one minute
3. Enclosures for isolating switches in Class I, Division 2 locations .
- [ ] may not have doors in hazardous area
- [ ] may be general-purpose type
- [ ] must have interlocking devices
- [ ] must be explosion-proof type
4. In a minor repair garage, generally the floor area to a height of 18" above grade is designated as .
- [ ] Class II, Division 1
- [ ] Class II, Division 2
- [ ] Class I, Division 2
- [ ] Class I, Division 1
5. Sealing compound is employed with mineral-insulated cable in a Class I location for the purpose of .
- [ ] excluding moisture
- [ ] preventing passage of gas or vapor
- [ ] preventing escape of powder
- [ ] limiting a possible explosion
6. Which of the following would not be approved in all Class II locations?
- [ ] dust-tight boxes
- [ ] flexible connections
- [ ] threaded bosses
- [ ] EMT
7. The minimum size service for a mobile home in a mobile home park is amps.
- [ ] 100
- [ ] 80
- [ ] 70
- [ ] 200
8. All lights and receptacles in dressing rooms of theaters shall be controlled by wall switches installed in the .
- [ ] stage office
- [ ] projection room
- [ ] control room
- [ ] dressing rooms
9. Where practicable, a separation of at least feet shall be maintained between any coaxial cable and lightning conductors.
- [ ] 6
- [ ] 4
- [ ] 2
- [ ] 2 1/2
10. A current-limiting overcurrent device is required to open the short-circuit current in less than .
- [ ] three cycles
- [ ] two cycles
- [ ] one-half cycle
- [ ] one cycle
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