Heavy Duty Truck Systems – Chapter 5 – Lecture Summary & Practice Questions
Which of the following is true of an electron? - correct answer ✔✔It has a negative charge
The conventional theory of electrical current flow states that current flows? - correct answer
✔✔From positive to negative
which of the following substances would have the least ability to conduct electricity? - correct
answer ✔✔Rubber
Which theory of electrical current flfow states that current flows from a negative location to a
positive location? - correct answer ✔✔Electron Theory
what type of signal is produced by an inductive pulse generator? - correct answer ✔✔AC sine-
wave
how should an ohmmeter be connected into an electrical circuit? - correct answer ✔✔in
parallel with the circuit open
what determines the atomice number of an element? - correct answer ✔✔sum of the neutrons
and protons
what determines the chemical properties of the elements? - correct answer ✔✔How the shells
are populated with electrons
which of the following statements best describes the properties of an inert element? - correct
answer ✔✔Both a and b\ Unlikely to participate in a chemical reaction, Have a fully populated
valence shell.
, what is an ion.? - correct answer ✔✔Both a and b/ an electrically unbalanced element, an
element that has a surplus or deficit of electrons
when two or more atoms are chemically bonded what is formed? - correct answer ✔✔a
molecule
Technician A says that all electrons are alike regardless of the atomic element? Technician B says
that all protons are alike regardless of the atomic element? Who is correct? - correct answer
✔✔Both A and B
which statement is true about all electrons? - correct answer ✔✔they are all alike regardless of
atomic element
what is the term used to describe an element with fewer than 4 electrons i it outer shell? -
correct answer ✔✔conductor
how many electrons are in the outer shell of a semiconductor? - correct answer ✔✔4
What are the factors that determine the electrical resistance of a length of copper wire? -
correct answer ✔✔all of the above/ overall length,temperature,sectional area(thickness)
which of these wire gauge sizes has the largest diameter? - correct answer ✔✔8 gauge(the
smaller the number the larger the wire size)
vehicle wiring schematics use witch theory of current flow almost exclusively? - correct answer
✔✔conventional theory
which of these terms meant he same thing as voltage? - correct answer ✔✔all of the above/
charge differential,electromotive force, potential difference
Which of the following is true of an electron? - correct answer ✔✔It has a negative charge
The conventional theory of electrical current flow states that current flows? - correct answer
✔✔From positive to negative
which of the following substances would have the least ability to conduct electricity? - correct
answer ✔✔Rubber
Which theory of electrical current flfow states that current flows from a negative location to a
positive location? - correct answer ✔✔Electron Theory
what type of signal is produced by an inductive pulse generator? - correct answer ✔✔AC sine-
wave
how should an ohmmeter be connected into an electrical circuit? - correct answer ✔✔in
parallel with the circuit open
what determines the atomice number of an element? - correct answer ✔✔sum of the neutrons
and protons
what determines the chemical properties of the elements? - correct answer ✔✔How the shells
are populated with electrons
which of the following statements best describes the properties of an inert element? - correct
answer ✔✔Both a and b\ Unlikely to participate in a chemical reaction, Have a fully populated
valence shell.
, what is an ion.? - correct answer ✔✔Both a and b/ an electrically unbalanced element, an
element that has a surplus or deficit of electrons
when two or more atoms are chemically bonded what is formed? - correct answer ✔✔a
molecule
Technician A says that all electrons are alike regardless of the atomic element? Technician B says
that all protons are alike regardless of the atomic element? Who is correct? - correct answer
✔✔Both A and B
which statement is true about all electrons? - correct answer ✔✔they are all alike regardless of
atomic element
what is the term used to describe an element with fewer than 4 electrons i it outer shell? -
correct answer ✔✔conductor
how many electrons are in the outer shell of a semiconductor? - correct answer ✔✔4
What are the factors that determine the electrical resistance of a length of copper wire? -
correct answer ✔✔all of the above/ overall length,temperature,sectional area(thickness)
which of these wire gauge sizes has the largest diameter? - correct answer ✔✔8 gauge(the
smaller the number the larger the wire size)
vehicle wiring schematics use witch theory of current flow almost exclusively? - correct answer
✔✔conventional theory
which of these terms meant he same thing as voltage? - correct answer ✔✔all of the above/
charge differential,electromotive force, potential difference
