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HVAC electrical midterm Study Questions And Answers 100% Pass $10.49   Add to cart

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HVAC electrical midterm Study Questions And Answers 100% Pass

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©BRIGHTSTARS EXAM SOLUTIONS 10/22/2024 19:29 PM HVAC electrical midterm Study Questions And Answers 100% Pass Energy - answerelectricity is a form of__ Converted and energy - answerElectricity can be__into another form of__ Energy - answerHeat, magnetism, light, motion, and pressure are all ...

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©BRIGHTSTARS EXAM SOLUTIONS
10/22/2024 19:29 PM


HVAC electrical midterm Study Questions
And Answers 100% Pass


Energy - answer✔electricity is a form of__

Converted and energy - answer✔Electricity can be__into another form of__

Energy - answer✔Heat, magnetism, light, motion, and pressure are all forms of___

Higher and lower - answer✔Energy moves from a place where there is___ energy to a place
where there is ____ energy

Electron - answer✔are the particles that orbit the core of an atom.

Free - answer✔Conductors are materials that have many ____electrons

EMF (electromotive force) - answer✔_____ is the force that pushes free electrons through
conductors.

Potential difference and electrical pressure - answer✔List two terms that mean EMF
1.______
2.______

The volt - answer✔What is the unit of measurement of EMF. ___

Voltage source - answer✔What device used to generate electricity is called a

1) Battery, 2) Generator, 3) Solar Cell, 4) Thermocouple, - answer✔Name for DC voltage
sources

1) Alternator, 2) Transformer Secondary - answer✔Name two AC voltage sources

No - answer✔Is voltage current

free elections - answer✔Electric current is_____ _________ moving through a conductor

, ©BRIGHTSTARS EXAM SOLUTIONS
10/22/2024 19:29 PM

The ampere - answer✔What is the unit of measurement for current flow?

Amount - answer✔Amperage tells the ______ of electron moving through a conductor

Ammeter - answer✔What device used to check amperage ? The______

Heat,magnetism - answer✔_____&____ are produces when current flow through a circuit

Path - answer✔A conductors provides a _____ for current flow

Continuity - answer✔A circuit with a complete path for a current is said to have___

No - answer✔Does an open switch have continuity?

Yes - answer✔Does a wire have continuity?

1) Alternating Current, 2) Direct Current - answer✔Name 2 types of current flow.

Alternating Current - answer✔______reverses direction at regular intervals.

cycle - answer✔Current alternates (reverses direction) two times every______

second, Hertz (Hz) - answer✔AC in the USA flows at 60 cycles per____which means the same
as 60____

120 - answer✔60 Hz AC changes direction_____ time a second

Resistance - answer✔_______is the opposition to current flow.

Amount - answer✔Resistance reduces the_____of electrons flowing through a circuit.

Low - answer✔Amperage will be high through a circuit that has____resistance.

Ohm - answer✔The unit of measurement for Resistance is the____

1) pure (or resistive), 2) reactive - answer✔Name 2 types of resistance.

Reactive - answer✔Back E.M.F. (BEMF) is a type of_____resistance.

magnetism - answer✔Back E.M.F. (BEMF) is produced by____in motion.

AC, inductive - answer✔Back E.M.F. (BEMF) only happens in__circuits with an____load____

1) material, 2) length, 3) girth, 4) temperature, 5) magnetism in motion - answer✔Name 5 factors
that affect the resistance of a device.

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