Automotive exam Questions and
Answers 100% Pass
Which basic element of electricity is also described as "electrical pressure?" - ✔✔voltage
Technician A says that an electrical short circuit causes excess current flow. Technician
B says a short causes excuess resistance to develop. Who is right? - ✔✔A only
Technician A says that as voltage decreases and resistance remains constant, the
number of free electrons flowing through a circuit decreases. Technician B says that as
voltage increases and resistance remains constant, current increases. Who is right? -
✔✔Both A and B
_____ is the prefix used to stand for a value of 1,000,000,000 - ✔✔giga
In a ____ circuit, the vehicle's frame or body serves as an electrical conductor. - ✔✔One-
wire
Which of the following is the Ohm's Law formula for finding current? - ✔✔I=E/R
If a circuit has a resitance of 2 ohms and a current of 4 amps, the voltage is _____ V -
✔✔8
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, To protect an electrical circuit from damage by a "short" a device called a ___ is installed
- ✔✔Fuse
The drawing below shows a device called a _____. - ✔✔Step-down transformer
Technician A says that a replacement fuse must have the same amp raing as the
original. Technician B says a 20-amp automotive fuse will handle 25 amps of current
without blowing. Who is right? - ✔✔A only
The drawing below is the symbol for an electronic device called a ___ - ✔✔PNP
transistor
Technician A says a transistor is a device used to rectify current in a circuit. Technician
B syas a transistor is a device used to amplify current in a circuit. Who is right? - ✔✔B
only
A picofarad is equal to ___ of a farad - ✔✔One trillionth
The resistance of a circuit is measured in ____. - ✔✔Ohms
Technician A says a load tester can be used to check the condition of a vehicles's battery.
Technician B says a load tester can be used to check the condition of a vehicles's starting
system. Who is right? - ✔✔Both A and B
Which of the following tools is used when making electrical test on a diesel engine? -
✔✔Luminosity timing meter
Disclaimer: Original Content, No Copyright Infringement, All Rights Reserved © 2025 2
Answers 100% Pass
Which basic element of electricity is also described as "electrical pressure?" - ✔✔voltage
Technician A says that an electrical short circuit causes excess current flow. Technician
B says a short causes excuess resistance to develop. Who is right? - ✔✔A only
Technician A says that as voltage decreases and resistance remains constant, the
number of free electrons flowing through a circuit decreases. Technician B says that as
voltage increases and resistance remains constant, current increases. Who is right? -
✔✔Both A and B
_____ is the prefix used to stand for a value of 1,000,000,000 - ✔✔giga
In a ____ circuit, the vehicle's frame or body serves as an electrical conductor. - ✔✔One-
wire
Which of the following is the Ohm's Law formula for finding current? - ✔✔I=E/R
If a circuit has a resitance of 2 ohms and a current of 4 amps, the voltage is _____ V -
✔✔8
Disclaimer: Original Content, No Copyright Infringement, All Rights Reserved © 2025 1
, To protect an electrical circuit from damage by a "short" a device called a ___ is installed
- ✔✔Fuse
The drawing below shows a device called a _____. - ✔✔Step-down transformer
Technician A says that a replacement fuse must have the same amp raing as the
original. Technician B says a 20-amp automotive fuse will handle 25 amps of current
without blowing. Who is right? - ✔✔A only
The drawing below is the symbol for an electronic device called a ___ - ✔✔PNP
transistor
Technician A says a transistor is a device used to rectify current in a circuit. Technician
B syas a transistor is a device used to amplify current in a circuit. Who is right? - ✔✔B
only
A picofarad is equal to ___ of a farad - ✔✔One trillionth
The resistance of a circuit is measured in ____. - ✔✔Ohms
Technician A says a load tester can be used to check the condition of a vehicles's battery.
Technician B says a load tester can be used to check the condition of a vehicles's starting
system. Who is right? - ✔✔Both A and B
Which of the following tools is used when making electrical test on a diesel engine? -
✔✔Luminosity timing meter
Disclaimer: Original Content, No Copyright Infringement, All Rights Reserved © 2025 2
