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Midterm Hvac Electrical Questions And Answers With Verified Solutions Already Passed!!! $12.99
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Exam (elaborations)

Midterm Hvac Electrical Questions And Answers With Verified Solutions Already Passed!!!

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  • Course
  • Hvac Electrical
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  • Hvac Electrical

Midterm Hvac Electrical Questions And Answers With Verified Solutions Already Passed!!!

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  • December 6, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Hvac Electrical
  • Hvac Electrical
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classhub
Midterm Hvac Electrical Questions And
Answers With Verified Solutions Already
Passed!!!
_____ are the particles that orbit the core of an atom - ANSWER✔✔ electrons

______ is the force that pushes free electrons through conductors - ANSWER✔✔
voltage

name 3 terms meaning voltage - ANSWER✔✔ electromotive force (emf) potential
difference and eletrical pressure

a device used to generate electricity is called a - ANSWER✔✔ voltage source

name 6 voltage sources - ANSWER✔✔ battery, generator, solar cell,
thermocouple, alternator, transformer secondary

is voltage current? - ANSWER✔✔ no

electric current is ________ flowing through a conductor - ANSWER✔✔ electrons

_______ is the measurement of current flow - ANSWER✔✔ amperage

amperage tells the _____ of electrons moving thru a conductor - ANSWER✔✔
amount

what device is used to check amperage? - ANSWER✔✔ ammeter

conductors provide a ____ for current - ANSWER✔✔ path

a circut with a complete path for current is said to have ________ - ANSWER✔✔
continuity

do wires have continuity? - ANSWER✔✔ yes

, _______ _______ reverses direction at regular intervals - ANSWER✔✔
alternating current

current alternates (reverses direction) two times every _____ - ANSWER✔✔ cycle

ac in the usa flows at 60 cycles per _____ , which means the same as 60 _____ -
ANSWER✔✔ seconds, hertz

__________ is the opposition to current flow - ANSWER✔✔ resistance

resistance reduces the ______of electrons flowing thru a circuit - ANSWER✔✔
amount

amperage will be high through a circuit that has ___ resistance - ANSWER✔✔
low

name 2 types of resistance - ANSWER✔✔ resistive, reactive

counter e.m.f. is a type of _______ resistance - ANSWER✔✔ reactive

counter e.m.f. is produced by ________ in motion - ANSWER✔✔ magnetism

name 5 factors that affect the resistance of a device - ANSWER✔✔ material length
girth temperature and magnetism in motion

the resistance of an open circuit will be _______ ohms - ANSWER✔✔ infinite

the resistance across a closed switch or wite should be ____ ohms - ANSWER✔✔
zero

all loads have __________ - ANSWER✔✔ resistance

name 6 loads - ANSWER✔✔ lamp heater motor relay coul solenoid coul
transformer primary

resistive loads generate ____ and or _____ - ANSWER✔✔ heat , light

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