G2 Gas Technician Module 11 Revised II Test Questions Answered Correctly.
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Course
Gas Technician G2 Licensing
Institution
Gas Technician G2 Licensing
The unit of potential difference or electromotive force. - Answer Volt
The amount of electrical current that will move through one ohm of resistance when a force of one volt is applied. - Answer Amperage (amps)
How do you measure electrical power. - Answer Watt (p)
How do you calc...
G2 Gas Technician Module 11 Revised II
Test Questions Answered Correctly.
The unit of potential difference or electromotive force. - Answer Volt
The amount of electrical current that will move through one ohm of resistance when a force of one volt
is applied. - Answer Amperage (amps)
How do you measure electrical power. - Answer Watt (p)
How do you calculate wattage. - Answer P = E x I
Electrical resistance measurement - Answer Ohms
1 watt equals how many btu? - Answer 3.41 btu
How do you measure amps - Answer In series
How do you measure volts - Answer In parallel
How do you measure resistance? - Answer Isolate the device and read in series
What are the components of an electrical circuit? - Answer Source, path, controllers, loads and
fuses/circuit breakers,
How do you designate a relay on a schematic diagram. - Answer The same way as the coil that operates
it.
What are the benefits of contactors over relays? - Answer They are heavier and can handle larger
amounts of current.
, How do you rate a transformer? - Answer Volt-amps (VA) (E x I)
The operating principle of a motor is based on? - Answer electromagnetism
Where can you use NMD (non metallic dry) wire? - Answer Only in locations not exposed to moisture.
Where can you use NMW (non metallic wet) wire? - Answer Can be used in damp locations
Unsheathed conductors run outdoors must be in a? - Answer Liquid tight conduit
When must you use BX cable? - Answer Must be run in steel stud or steel hoist applications.
What is TEK? - Answer Watertight BX cable.
What is the maximum size fuse for 14 gauge wire - Answer 15 amps
What is the maximum size fuse for 12 gauge wire? - Answer 20 amps
What is the maximum size fuse for 10 gauge wire? - Answer 30 amps
What could happen if a circuit is fused higher then allowed? - Answer It may overheat the wire and
cause a fire.
What can conductors(wire) be made of? - Answer They can be solid or stranded
What happens when the length of a conductor increases? - Answer The resistance increases.
What happens as the diameter of a conductor increases? - Answer Resistance decreases
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