Basic Electricity Complete Study Review
AC - -Alternating Current current theory is the ___________ terminal. - -
Positive
DC - -Direct Current
The lowest potential of current flow in conventional
current theory is the ___________ terminal. - -
EMF - -Electromotive Force Negative
Electromotive Force is measured in Any path that allows the electrons to leave the power
_________________. - -Volts supply an return to the power supply is called a -
-Circuit
Current is measured in _______________________.
- -Amps A _____________ is a common source of DC
current. - -Battery
Resistance is measured in ____________________.
- -Ohms _____________ current flows alternately in one
direction and then the other. - -AC or
Alternating
Power is measured in ________________________.
- -Watts
The AC electricity produced in the U.S cycles
___________ times per second. - -60
In __________________ current flow theory
electrons flow from negative to positive. - -
Actual Frequency is measured in _______________. -
-Hertz or Hz
___________________ is the flow of electrons in a
conductor. - -Electricity Capacitance is measured in ______________. -
-Farads
In __________________ current flow theory
electrons flow from positive to negative. - - A standard household wall outlet has a voltage
Conventional supply of __________ volts. - -120 VAC (Volts
Alternating Current)
______________ delivers electrical power to its point
of use. - -Current Most of the electrical power produced in the world is
_________. - -AC
______________________ electricity flows in only
one direction. - -Direct Current 5Mega Ohms is equivalent to how many Ohms? -
-5,000,000
The highest potential of current flow in conventional
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, Basic Electricity Complete Study Review
Find the resistance. 13 Volts, 0.7 Amps - - 3-phase 1500 watt motor? - -3.6 amps per
18.5Ω phase
Find the voltage. Resistance is 17Ω and current is My amperage went up. What happened to my
4.2. - -71.4 resistance? - -It went down.
Find the current. 208 Volts, 14Ω - -14.85A In a 3 phase breaker panel, what phase is the 4th
breaker down on the right. - -A
- -Resistors in Parallel
In your service van you have 12 gauge wire and 10
gauge wire. Which is the bigger gauge of wire? -
What is the total resistance? - -.625 -10 gauge
What type of circuit is this? - -Parallel You are pulling a new circuit that connects to a 30
amp breaker. What size of wire do you need? -
-10 gauge
Name this symbol. - -Variable resistor
You are pulling a new circuit that connects to a 20
amp breaker. What size of wire do you need? -
What is the current? - -14.4 Amps
-12 gauge wire
What is the voltage drop across each lamp? (C
Name the theory. Electrons flow from negative to
batteries are 1.5V) - -1.5V
positive. - -Actual current theory
Each light has 20Ω of resistance. What is the total
Name the theory. Electrons flow from positive to
resistance of this circuit. - -60Ω
negative. - -Conventional current theory
A parallel circuit has 3 resistors. R1=10Ω, R2=20Ω,
and R3=30Ω. What is the total resistance of the How do you write 5 volts DC? - -5V or 5VDC
circuit? - -5.5Ω
.535V is - -.535 Millivolts
A battery gives 12 volts to a 17Ω lamp. What voltage
will it give to a 20Ω lamp? - -12 volts
How do you write 5 volts AC - -5VAC
An atom gains an electron. What is the atom called
now. - -ion SPST stands for - -Single pole single throw
What is the amperage draw per phase on a 240 volt A SPST switch reads resistance of 000 while in the
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AC - -Alternating Current current theory is the ___________ terminal. - -
Positive
DC - -Direct Current
The lowest potential of current flow in conventional
current theory is the ___________ terminal. - -
EMF - -Electromotive Force Negative
Electromotive Force is measured in Any path that allows the electrons to leave the power
_________________. - -Volts supply an return to the power supply is called a -
-Circuit
Current is measured in _______________________.
- -Amps A _____________ is a common source of DC
current. - -Battery
Resistance is measured in ____________________.
- -Ohms _____________ current flows alternately in one
direction and then the other. - -AC or
Alternating
Power is measured in ________________________.
- -Watts
The AC electricity produced in the U.S cycles
___________ times per second. - -60
In __________________ current flow theory
electrons flow from negative to positive. - -
Actual Frequency is measured in _______________. -
-Hertz or Hz
___________________ is the flow of electrons in a
conductor. - -Electricity Capacitance is measured in ______________. -
-Farads
In __________________ current flow theory
electrons flow from positive to negative. - - A standard household wall outlet has a voltage
Conventional supply of __________ volts. - -120 VAC (Volts
Alternating Current)
______________ delivers electrical power to its point
of use. - -Current Most of the electrical power produced in the world is
_________. - -AC
______________________ electricity flows in only
one direction. - -Direct Current 5Mega Ohms is equivalent to how many Ohms? -
-5,000,000
The highest potential of current flow in conventional
1/8
, Basic Electricity Complete Study Review
Find the resistance. 13 Volts, 0.7 Amps - - 3-phase 1500 watt motor? - -3.6 amps per
18.5Ω phase
Find the voltage. Resistance is 17Ω and current is My amperage went up. What happened to my
4.2. - -71.4 resistance? - -It went down.
Find the current. 208 Volts, 14Ω - -14.85A In a 3 phase breaker panel, what phase is the 4th
breaker down on the right. - -A
- -Resistors in Parallel
In your service van you have 12 gauge wire and 10
gauge wire. Which is the bigger gauge of wire? -
What is the total resistance? - -.625 -10 gauge
What type of circuit is this? - -Parallel You are pulling a new circuit that connects to a 30
amp breaker. What size of wire do you need? -
-10 gauge
Name this symbol. - -Variable resistor
You are pulling a new circuit that connects to a 20
amp breaker. What size of wire do you need? -
What is the current? - -14.4 Amps
-12 gauge wire
What is the voltage drop across each lamp? (C
Name the theory. Electrons flow from negative to
batteries are 1.5V) - -1.5V
positive. - -Actual current theory
Each light has 20Ω of resistance. What is the total
Name the theory. Electrons flow from positive to
resistance of this circuit. - -60Ω
negative. - -Conventional current theory
A parallel circuit has 3 resistors. R1=10Ω, R2=20Ω,
and R3=30Ω. What is the total resistance of the How do you write 5 volts DC? - -5V or 5VDC
circuit? - -5.5Ω
.535V is - -.535 Millivolts
A battery gives 12 volts to a 17Ω lamp. What voltage
will it give to a 20Ω lamp? - -12 volts
How do you write 5 volts AC - -5VAC
An atom gains an electron. What is the atom called
now. - -ion SPST stands for - -Single pole single throw
What is the amperage draw per phase on a 240 volt A SPST switch reads resistance of 000 while in the
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