Exam (elaborations)
Residential Wiring Exam Questions and Answers (Graded A)
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Residential Wiring Exam Questions and Answers
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Residential Wiring Exam Questions andAnswers
Generators are also known as? - Answer -alternators Rotating machines driven by
mechanical force
AC current exchanges direction - Answer -60 Hertz per second
electro magnetic induction: - Answer -the process of producing an EMF by varying the
magnetic field surrounding a conductor
Electricity - Answer -current is the flow of electrons measured in Amps (I)
Resistance - Answer -the opposition to the flow of electrons through a conductor
measured in ohm's (R)
power - Answer -the rate of doing work measured in watts or volt-amperes (P)
EMF - Answer -Electromotive force is that force that causes current flow between 2
objects measure in volts (E)
what are the 2 main types of current ? - Answer -1. AC current (alternate) 2. DC
current= one direction example car battery
can a neutral share A and B Phase? - Answer -yes but not A and A or B with B phases
IN=L1-L2 - Answer -the formula neutral-Amphs
1 joule - Answer -equals one watt-second
circuit - Answer -the pathway which electrons can move
a simple circuit is - Answer -1.power source 2.conductors 3. loads 4.devices for
controlling current
series circuit v.s parallel - Answer -the parallel circuit has more than one path. series
only one.
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