Unused openings in equipment shall be closed
To afford protection equivalent to the wall of the equipment
With flame resistant tape
With metallic or non metallic materials .004 inches in thickness
With metal 1/8 inch in thickness correct answersTo afford protection equivalent to the wall of...
To afford protection equivalent to the wall of the equipment
With flame resistant tape
With metallic or non metallic materials .004 inches in thickness
With metal 1/8 inch in thickness correct answersTo afford protection equivalent to the wall of the
equipment
The interior of raceways installed underground shall be considered to be locations
Dry
Damp
Wet
Moist correct answersWet
Parallel conductors comprising each phase, polarity, neutral or grounded circuit conductor shall not be
smaller than
#4
#1/0
# 4/0
# 8 correct answers#1/0
A step down transformer has
A step cut core
A higher voltage on the primary
,A higher voltage on the secondary
A lower voltage on the primary correct answersA higher voltage on the primary
The feeder demand for 5 clothes dryers in a multi-family dwelling is
100%
85%
70%
125% correct answers85%
An ohmmeter will read on a short circuit.
Zero ohms
Infinite ohms
Cannot be checked with an ohmmeter 10 000 ohms correct answersZero ohms
A dry transformer installed indoors requires 3 feet of working clearance on all sides.
True
False correct answersFalse
Closet storage space is defined as the volume extending from the floor vertically to a height of feet or
the highest clothes hanging rod.
8
6
5
6.5 correct answers6
A municipal connected fire alarm may be wire with approved MC Cable in lengths not exceeding feet.
, 50
100
200
There are no length restrictions correct answersThere are no length restrictions
Parallel conductors in separate raceways shall have the same number of conductors and shall have the
same electrical characteristics. They are not required to have the same insulation type.
True
False correct answersFalse
An Intersystem Bonding Termination provides a means for connecting grounding conductors, bonding
conductors and
CATV
Telephone
Communications Systems
Information Systems correct answersCommunications Systems
A 24 volt thermostat cable is permitted to be supported by the raceway drop feeding power to the boiler
it controls.
True
False correct answersTrue
Bonded is defined as, to establish electrical continuity and conductivity.
Terminated
Attached
Connected
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