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Electrical Final Exam Questions And Answers With Verified Solutions Already Passed!!!
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Electrical Final Exam Questions And Answers With Verified Solutions Already Passed!!!
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Electrical Final Exam Questions AndAnswers With Verified Solutions Already
Passed!!!
An electrical conductor is an element with Electrons in its outer orbit -
ANSWER✔✔Less than 4
Like charges - ANSWER✔✔repel
Carbon and Silicon are examples of ___ - ANSWER✔✔semiconductors
Which unit of electricity does the work in a circuit ? - ANSWER✔✔ampere (amp)
As temperature increases - ANSWER✔✔The resistance of a conductor increases
The Is a unit of electrical pressure - ANSWER✔✔Volt
Tech A says a two wire variable resister is called a reosthat. Tech b says that a 3
wire variable resistor is called a potentiometer. Which it's correct -
ANSWER✔✔Both
Creating electricity by exerting a force on a crystal is called ___ -
ANSWER✔✔piezoelectricity
The fact that a voltage can be created by exerting force on a crystal is used in
which type of sensor - ANSWER✔✔Knock Sensor (KS)
Pontentiometer a 3 wire variable resistance is used in which type of sensor? -
ANSWER✔✔Throttle position
If an insulated wire rubbed through a part of the insulation and the wire conductor
touched the steel body of a vehicle, the type of failure would be called ________. -
ANSWER✔✔Short to ground
If two insulated wires were to melt together at the point where the copper
conductors touched each other, the type of failure would be called a(n) -
ANSWER✔✔Short-to-voltage
, If 12 volts are being applied to a resistance of 3 ohms, ________ amperes will
flow. - ANSWER✔✔4. 12/3 = 4
How many watts are consumed by a light bulb if 1.2 amperes are measured when
12 volts are applied - ANSWER✔✔14.4 watts. 1x12=14.4
How many watts are consumed by a starter motor if it draws 150 amperes at 10
volts - ANSWER✔✔1,500 watts 150x10 = 1,500
High resistance in a electrical circuit can cause - ANSWER✔✔All of the above
dim lights , slow motor and clicking of relays and solenoids
If the voltage increases in a circuit, what happens to the current (amperes) if the
resistance remains the same? - ANSWER✔✔it increases
If 200 amperes flow from the positive terminal of a battery and operate the starter
motor, how many amperes will flow back to the negative terminal of the battery? -
ANSWER✔✔200 amperes
What is the symbol for voltage in calculations - ANSWER✔✔E
Which circuit failure is most likely to cause a fuse to blow - ANSWER✔✔Short to
ground
The amperage in a series circuit is - ANSWER✔✔The same anywhere in the
circuit
The sum of the voltage drops in a series circuit equals the ____ -
ANSWER✔✔Source voltage
If the resistance and the voltage are known what is the formula for finding the
current amps - ANSWER✔✔I = E/R
If a 12 volt battery is connected to a series circuit with three resistors of 2 ohms, 4
ohms, and 6 ohms, how much current will flow through the circuit?
1 ampere
2 amperes
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