WorksheetsRME-PEC #11
Total questions: 50
Worksheet time: 49mins
The contact device is installed at the outlet for the connection of a single attachment plug.
(a)
With respect to the safety value of the insulation on electrical maintenance tools, it can be said properly that the insulation should be used as the only protective measure.
True
False
For ranges of 8.75 k W or more in rating, the minimum branch circuit rating shall be (a) .
Service heads and goosenecks in service entrance cable shall be (a) the point of attachment of the service drops to the building.
Disruptive discharge around or over the surface of a solid or liquid insulator.
(a)
The minimum size of service lateral conductors using copper wires shall be (a) .
Plug fuses shall NOT be installed in circuits exceeding (a) between conductors.
A continuous electrical load is one where the maximum current is expected to continue for a minimum duration of time. What is this minimum duration of time?
(a)
Direct buried conductors and cables emerging from the ground shall be protected by enclosures or raceways extending from the minimum cover distance required to a point (a) above-finished grade.
For installations to supply only limited loads of a single branch circuit, service entrance conductors shall NOT be smaller than (a) hard drawn copper.
The upper most portion of a lightning protection system.
(a)
Where no standard electrical equipment of the exact size or rating required is available, the (a) may be used.
The minimum size of service drop copper conductors allowed by the PEC.
(a)
Entrances to rooms and other guarded locations containing exposed energized parts shall be marked with a (a) .
Appliance outlets installed in a dwelling unit for specific appliances, such as laundry equipment, shall be installed within (a) of the intended location of the appliance.
The maximum permitted load of a 20 - A branch circuit.
(a)
For warehouses or storage, a general lighting load of (a) shall be used.
Outlets for heavy-duty lamp holders shall be rated (a) .
When fastening an outlet to a brick wall, the electrician should use (a) .
A portion of a lightning protection system extending into the earth.
(a)
Open conductors passing over public streets, alleys, roads, and parking areas subject to truck traffic shall maintain a vertical height of (a) from the finished grade.
Using copper, the minimum size of service entrance conductors shall be (a) .
When testing the insulation integrity of a new or old electrical wiring installation circuit 5.5 mm2 conductors, the Code specifies a minimum insulation resistance of (a) .
Usually made on cables after installation.
(a)
For four to six conductors in a conduit, the derating factor for the conductor ampacity is (a) .
When soldering two copper surfaces together, they should be kept clean while heating by the use of (a) .
Circuits with a voltage of 600 V or less in a rigid metal conduit or in a rigid metal conduit or in a rigid non-metallic conduit approved for direct burial and placed under driveways and parking areas of one or two family dwelling units, shall have a minimum cover distance of (a) .
Plate electrodes of non-ferrous metal shall be at least (a) in thickness.
Conductors are selected at NOT less than (a) of the nameplate rating of the water heater.
The PEC requires that no electrical installation, alteration or addition shall be connected or reconnected to any electrical power supply without a (a)
Neutral current up to 200 A is computed at (a) .
In general, the layout of motors and power outlets NOT exceeding a total of (a) may be included in the lighting layout provided such inclusion will not make the reading, interpretation, and or checking of the said plan difficult.
Direct grade level access is defined as being located NOT more than (a) above grade level and being readily accessible.
For armories and auditoriums, the general lighting load shall be (a) .
Before an ammeter is disconnected from an energized current transformer circuit, the (a) should be opened.
Power conductors on poles, below communication conductors, shall maintain a spacing distance of (a) .
It is the intent of the PEC that factory-installed internal wiring or the construction of equipment need NOT be inspected at the time of installation of the equipment EXCEPT.
To test for continuity
To test for durability
To detect alterations or damages
All of these
The standard conductor sizes shall be expressed in (a) .
Mandatory rules of the PEC are characterized by the use of the word (a) .
The minimum vertical clearance from finished grade of a service drop conductor installed between buildings on residential properties and driveways.
(a)
Where a neutral is NOT available, the grounding impedance shall be installed between the grounding electrode and the neutral derived from a grounding transformer.
False
True
The voltage developed between the portable or mobile equipment frame and ground by the flow of maximum ground fault current shall NOT exceed (a) .
A single electrode consisting of a rod, pipe, or plate shall have a resistance to ground of (a) or less.
Where more than one electrode is used, each electrode of one grounding system shall NOT be less than (a) from any other electrodes of another grounding system.
Shall make the final decision in the interpretation of controversial provisions of the PEC.
(a)
For equipment protected by a 20 - A over- current device, the minimum size of equipment grounding conductor using copper shall be (a) .
The height of air terminals shall be such as to bring the tip NOT less than (a) above the object to be protected for 6,000 mm maximum intervals.
The minimum clearance between the overhead ground wires and the highest protection on the protected structure shall be (a) .
S2 means (a) .
Type (a) conductor is applicable only on dry locations.
