Name:
Journeyman Practice Questions #2 Occupancies and Equipment Use and Grounding

Multiple Choice: For each of the following questions, circle the letter of the answer that best answers the question.

  1. A fixed storage type water heater that has a capacity of ______or less shall be considered a continuous load.

A.  100 liters

B.  250 liters

C.  450 liters

D.  none of these

  1. A cord and plug connect vending machine manufactured or remanufactured after January 1, 2005 shall include a ______as an integral part of the attachment plug or located in the power supply cord within 300 mm of the attachment plug.

A.  Fusible disconnect

B.  Quick release

C.  Oversized neutral conductor

D.  Ground-fault circuit interrupter

  1. Fixed electric space heating equipment shall be considered ______load.

A.  Thermostatically controlled non-continuous

B.  continuous

C.  hazardous

D.  none of the above

  1. Electric heating cables installed on dry board shall be kept free from contact with ______.

A.  plaster

B.  metal

C.  asbestos

D.  fiber board

  1. Electric heating cables installed in electrically heated floors of bathrooms and ______shall be GFCI protected.

A.  outdoors

B.  hydro massage bathtub locations

C.  roofs

D.  none of the above

  1. Wiring located above heated ceilings using electric radiant heating panels shall be spaced not less than ______mm above the heated ceiling.

A.  10

B.  25

C.  50

D.  100

  1. Any wiring behind heating panels or heating panel sets located in interior walls or partitions shall be considered as operating at an ambient temperature of ______degrees Celsius.

A.  30

B.  40

C.  60

D.  95

  1. All fixed outdoor deicing and snow melting equipment shall be provided with a means for disconnection form all ungrounded conductors. Where readily accessible to the use of the equipment, the branch circuit switch or circuit breaker shall be permitted to serve as the disconnection means. The disconnecting means shall be of the indicating type and provided with a ______in the off position.

A.  Positive lockout

B.  lock

C.  mechanical override

D.  none of the above

  1. A minimum of ______inches of space as measured from the end of the lug in the direction the wire leaves the lug, measured in a straight line to the wall of an enclosed motor controller for a 3/0 AWG wire that will be terminated as a single conductor.

A.  3

B.  5

C.  7

D.  None of above

  1. Zig-zag connected transformers shall not be installed on the load side of any system ______connection.

A.  protection

B.  fire pump

C.  grounding

D.  all of these

True or False: For each statement, circle True or False.

True / False / 1.  Dry type transformers installed indoors and rated 112 ½ kVA or less shall have a separation of at least _____mm from combustible material unless separated from the combustible material by a fire resistant, heat insulated barrier.
True / False / 2.  No special guarding of capacitors is required if the capacitor is accessible to only qualified personnel.
True / False / 3.  Working clearance shall be determined from the outside edge of a storage battery or from the positive lead of a storage battery, whichever gives the greatest clearance.
True / False / 4.  A horizontal raceway not less than 2.8 meters in length can be used to effectively seal a class II, division 1 classified area from a non-classified area.
True / False / 5.  The locknut-bushing and double-locknut types of contacts shall be used for bonding purposes in class III, division 1 locations.
True / False / 6.  Seals for intrinsically safe systems in a hazardous location are not required to be explosion proof or flameproof.
True / False / 7.  A battery charger shall not be located in an unventilated repair pit of a commercial repair garage.
True / False / 8.  MC cable can be used in conjunction with a non-metallic box as long as a listed connector is used.
True / False / 9.  Circuits over 150 volts to ground must be installed in raceways that have their continuity ensured through bonding methods approved in article 250 of the NEC
True / False / 10.  A # 4 AWG equipment grounding conductor is installed with 1/0 AWG ungrounded conductors. The 1/0 AWG ungrounded conductors are later replaced and upsized to 250 kCMIL conductors. The #4 equipment grounding conductor must be upsized to a

Fill in the Blank: Into each sentence below, copy a term from the word bank that correctly completes the sentence.

[125] / [ten] / [eight] / [three] / [GFCI]
[provided] / [250] / [two] / [4 AWG] / [one]
[7.5] / [120] / [shall] / [combination] / [rated]
  1. GFCI protection shall be provided for all 15 and 20 ampere receptacles rated at ______volts in a commercial or industrial kitchen.
  2. All 120V, single phase, 15 and 20 ampere branch circuits supplying outlets installed in dwelling unit bedrooms shall be protected by a listed arc-fault circuit interrupter of the ______type.
  3. In dwelling units, at least ______receptacle shall be installed for the laundry.
  4. All dwelling units must have a minimum of ______small appliance branch circuits for the above counter receptacle outlets in the kitchen.
  5. In dwelling units, hallways of ______feet or more in length shall have at least one receptacle outlet.

© Ted “Smitty” Smith Page 3 of 3