WorksheetsRME REVIEWER 2022
Total questions: 10
Worksheet time: 5mins
"Concealed" as applied to electrical wiring means:
Rendered inaccessible by the structure or finish of the building
capable of being reached quickly
capable of being removed without damage
admitting close approach
A feeder is:
A device for generating electricity
A branch circuit that supplies several outlets
A circuit conductor between the final overcurrent device protecting the circuit and the outlet
All circuit conductors between the service equipment, the source of a separately derived system, or other power supply source and the final branch-circuit overcurrent device.
A bonding conductor or jumper is:
A branch circuit that supplies only one utilization equipment
An adhesive used to insulate conductors
Capable of being operated without exposing operator to contact with live parts
A reliable conductor to ensure the required electrical conductivity between metal parts required to be electrically connected
In locations where electric equipment would be exposed to physical damage, the following must be provided:
Sufficient headroom
Enclosures or guards
Warning signs
Working space
To provide access to the working space about electric equipment, the following number of entrances of sufficient size must be provided:
1
2
4
3
Externally operable means:
Surrounded by a case
An apparatus enclosed in a case
Capable of being operated without exposing the operator to contact with live parts
Capable of being operated from the outside of the building
What must be provided for in all working spaces above service equipment?
A water faucet to flush operator’s eyes
A drinking fountain
Illumination
A wash basin
Parts of electric equipment which in ordinary operation produce arcs, sparks, flames, or molten metal shall be enclosed or separated and isolated from:
All combustible material
All other electrical equipment
All working spaces
Electrical Lighting
Working space in rooms containing electrical equipment shall not be used for:
Maintenance and repair of equipment
Storage
Testing purposes
Inspection
In all cases where there are live parts normally exposed on the front of switchboards or motor control centers, the working space in front of such equipment shall not be less than:
3 ft.
1 ft.
4 ft.
18 inches
