Electrical Apprenticeship First Year Final
Updated Questions and Answers 100%
Correct
When the atoms of elements combine, they produce _____. The smallest particle of a(n) _____
is called a molecule.
(a) matter
(b) element(s)
(c) energy
(d) compound(s) answer - (d) compound(s)
Electrostatic charge is due to an excess of, or a deficiency of, electrons between objects that
have been separated.
(a) True
(b) False answer - (a) True
Lightning protection is intended to protect the building itself, as well as the electrical equipment
on or inside the structure.
(a) True
(b) False answer - (b) False
,Compounds can change the electrical characteristics of an individual atom. For example, the
insulating aluminum-oxide compound is very difficult to break and it often results in the
overheating of aluminum conductors at their terminals.
(a) True
(b) False answer - (a) True
If a permanent magnet is struck with a hammer, it will lose some of its magnetism; each
subsequent blow helps the molecules return to their original random positions.
(a) True
(b) False answer - (a) True
A battery is a power source where voltaic cells are combined in a series arrangement, positive
terminal to negative terminal, so that the voltage of one cell is added to the voltage of the other
cells.
(a) True
(b) False answer - (a) True
"Electroplating" is building up layers of metal on one surface by removing the same metal from
another surface by using a chemical action with electric current in a solution.
(a) True
(b) False answer - (a) True
To ensure the minimum practical safeguarding of persons and property from the use of
electricity, all premises wiring must be installed in accordance with the National Electrical Code
(NEC).
, (a) True
(b) False answer - (a) True
When electrons are forced to move through a conductor, the magnetic fields of individual
electrons subtract from one another.
(a) True
(b) False answer - (b) False
The Megger is used to measure very high-_____ values, such as those found in cable insulation,
or motor and transformer windings.
(a) voltage
(b) current
(c) power
(d) resistance answer - (d) resistance
"Normally Open" means the contacts are closed when the coil is energized.
(a) True
(b) False answer - (b) False
Every component of an electrical circuit contains resistance, except the power supply.
(a) True
(b) False answer - (a) True
Updated Questions and Answers 100%
Correct
When the atoms of elements combine, they produce _____. The smallest particle of a(n) _____
is called a molecule.
(a) matter
(b) element(s)
(c) energy
(d) compound(s) answer - (d) compound(s)
Electrostatic charge is due to an excess of, or a deficiency of, electrons between objects that
have been separated.
(a) True
(b) False answer - (a) True
Lightning protection is intended to protect the building itself, as well as the electrical equipment
on or inside the structure.
(a) True
(b) False answer - (b) False
,Compounds can change the electrical characteristics of an individual atom. For example, the
insulating aluminum-oxide compound is very difficult to break and it often results in the
overheating of aluminum conductors at their terminals.
(a) True
(b) False answer - (a) True
If a permanent magnet is struck with a hammer, it will lose some of its magnetism; each
subsequent blow helps the molecules return to their original random positions.
(a) True
(b) False answer - (a) True
A battery is a power source where voltaic cells are combined in a series arrangement, positive
terminal to negative terminal, so that the voltage of one cell is added to the voltage of the other
cells.
(a) True
(b) False answer - (a) True
"Electroplating" is building up layers of metal on one surface by removing the same metal from
another surface by using a chemical action with electric current in a solution.
(a) True
(b) False answer - (a) True
To ensure the minimum practical safeguarding of persons and property from the use of
electricity, all premises wiring must be installed in accordance with the National Electrical Code
(NEC).
, (a) True
(b) False answer - (a) True
When electrons are forced to move through a conductor, the magnetic fields of individual
electrons subtract from one another.
(a) True
(b) False answer - (b) False
The Megger is used to measure very high-_____ values, such as those found in cable insulation,
or motor and transformer windings.
(a) voltage
(b) current
(c) power
(d) resistance answer - (d) resistance
"Normally Open" means the contacts are closed when the coil is energized.
(a) True
(b) False answer - (b) False
Every component of an electrical circuit contains resistance, except the power supply.
(a) True
(b) False answer - (a) True
