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WorksheetsSPECIFICATIONS OF MATERIALS AND COMPONENT
Total questions: 15
Worksheet time: 9mins
Piece of metal that transport electricity.
(a)
Group of wires swatted in sheating.
(a)
Regulate the manner of installation and the types of wires and cables for various electrical applications
(a)
a higher number means a higher wire size, and affects the amount of power it can carry.
TRUE
FALSE
In wire lettering, HH means (a) .
Wires that are usually used in single-phase service drop conductors, between the power pole and weather heads.
(a)
Are the wires that connect the service weather head to the house. They’re made with stranded or solid THHN wire and the cable installed is 25% more than the load required.
(a)
Are generally black insulated THHN wire. These are used to power the main junction box and the circuit breaker panels.
(a)
Other term for "Non-metallic sheath wire".
REMOX
ROMEX
MOREX
REMOR
Are secondary livewires in 220 volt circuits mostly used for switch wiring and between smoke detectors that are hard wired into the electric circuit.
BLUE COLORED WIRES
YELLOW COLORED WIRES
BLACK COLORED WIRES
RED COLORED WIRES
Is how much the electricity can flow through the wire.
(a)
These cables are also known as non-metallic building wire. They feature a flexible plastic jacket with two to four wires and a bare wire for grounding.
UNDERGROUND FEEDER CABLE
NON-METTALIC SHEATED CABLE
MULTI-CONDUCTOR CABLE
METALLIC SHEATED CABLE
Are often used to supply mains electricity or for large appliances.
METALLIC SHEATED CABLES
UNDERGROUND FEEDER CABLE
MULTI-CONDUCTOR CABLE
COXIAL CABLE
These cables are normally used for carrying television signals and connecting video equipment.
DIRECT BURRIES CABLE
TWISTED PAIR CABLE
RIBBON CABLE
COXIAL CABLE
Are often used in computers and peripherals, with various conducting wires that run parallel to each other on a flat plane, leading to a visual resemblance to flat ribbons.
COAXIAL CABLE
RIBBON CABLE
DIRECT BURRIES CABLE
TWINAXIAL CABLE
