Home Inspection Electrical 114 Questions And Answers
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Terms in this set
114
What determines the amount of electricity (amperage) the wire can carry?
Size (diameter)
How many wires are there from the street into the house in a 240 volt system?
3 conductors
The size of the fuses or breakers at the main disconnect will always tell you the how much electricity is available to the house?
False
What is the min. size wire to provide the house with 60 Amp. service?
#6 Cu (copper)
How is the electrical system in most older homes grounded?
to metal Water supply piping
The ground wire should always be clamped upstream of the water meter?
True
How are electrical systems grounded on rural properties where the oil supply piping into the house is plastic?
Both ground rods and metal well casing is used
Breakers are safer than fuses, anyhow with fuses should be upgraded to Breakers. True or false
False fuses are just as safe as long as properly maintained and installed
Fuses are more prone to improperly sized and overloaded? True or false
True
What is/ are the most common reasons for replacement of knob and tube wiring?
Breakdown of cloth covering insulation, buried in thermal insulation, and homeowner splices and repairs are all common reasons for replacement