1-3 Apprentice Lineman Study Guide Questions and Answers
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1-3 Apprentice Lineman Study Guide
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1-3 Apprentice Lineman Study Guide
1-3 Apprentice Lineman Study Guide
Whole numbers, along with the operations of ? make up the decimal system. - Answer- Addition, subtraction, multiplication, division
Whole number system has how many digits? - Answer- 10 (0-9)
The distance or number of units from 0 - Answer- Absolute value...
1-3 Apprentice Lineman Study Guide
Whole numbers, along with the operations of ? make up the decimal system. -
Answer- Addition, subtraction, multiplication, division
Whole number system has how many digits? - Answer- 10 (0-9)
The distance or number of units from 0 - Answer- Absolute value (which is always a
positive number)
Multiplication is a way to express ? - Answer- Repeat addition
The result of division is known as? - Answer- Quotient
Division of any number by zero is known as? - Answer- Undefined
Whole numbers, along with the operations of addition, subtraction, multiplication, and
division, form a mathematical or numbering system. This system is called ? -
Answer- Decimal system
Decimals = ? - Answer- Fractions
Percentages represents a portion of a whole unit ? into ? - Answer-
Divided/hundredths
The ability to generate electrical energy is found in the nature of the ? - Answer-
Atom
Materials differ due to the number of ? that they contain - Answer- Particles
Hydrogen is made up of how many protons and electrons? - Answer- 1 & 1
Copper is made up of ? - Answer- 29 protons, 35 neutrons, and 29 electrons
Electrical balance is made up by ? - Answer- Atoms
All atoms are to be considered to be electrically ? in nature - Answer- Neutral
Isotopes of atoms have different numbers of ? - Answer- Neutrons
The study of electricity concentrates on the electrons in the ? Also known as valence
ring of the atom - Answer- Outer ring
Materials with partially filled valence ring are considered to be chemically ? - Answer-
Unstable
Electrons in the ? participate in electric current flow - Answer- Outer shell
,Electrons in the inner orbit have very ? interest in the study of electricity - Answer-
Little
Flow of electrons is always from the pole of an electrical energy source that has an ?
Of electrons to the pole that has a ? Of electrons - Answer- Excess/deficiency
The direction of current flowing through a power line changes direction how often? ! -
Answer- 60 times per second or frequency per hertz !
The direction of current flows (negative to positive) is defined as the ? Of the circuit -
Answer- Polarity
What are the six methods known to force electrons from the valence ring of an atom
to become a potential electrical current participant? - Answer- Friction, chemical,
heat, pressure, light, and magnetism
? Is the earliest known method of generating electricity, discovered by Greeks -
Answer- Friction
Friction is created by running objects together, causing ? to be transferred from one
material to the other. This process is called ? - Answer- Electrons/triboelectricity
Friction is a source of ? electricity. - Answer- static
Electricity is merely stored and is at rest defines what? - Answer- Static
The chemical source of electricity is best represented in our everyday lives as ? -
Answer- battery
Batteries are usually divided into..? - Answer- Primary/secondary cells
Can primary batteries be recharged? - Answer- No
Can secondary batteries be recharged? - Answer- Yes
When two unlike metals are submerged in a solution known as electrolyte, an ?
process takes place that causes the transfer of electrons through the electrolyte from
one of the metals to the other - Answer- Electrochemistry
Transfer of electrons that take place when two dissimilar metals are joined together
at a junction and then heated - Answer- Thermoelectricity
Increases in the temperature cause a greater transfer of electrons - Answer-
Thermocouple
Electricity derived from pressure is known as? - Answer- Piezoelectric effect
Light has small particles of energy called ? - Answer- Photons
, How do photons release energy into the material? - Answer- By striking certain types
of photosensitive material
Electrical energy can be derived from ? energy - Answer- Light
? Is the primary source of electrical power - Answer- Magnetism
If the magnetic field and conductor are moved together at the same rate, will there
be any electrical energy generated? - Answer- No
Process of producing electrical energy is known as? - Answer- Magnetoelectricity
Most electrical power is generated by which method? - Answer- Magnetism
(magnetoelectricity method)
With the exception of friction, electrical energy can produce the same effects as
those used to produce it? - Answer- True
Heat is generated any time current flows through a wire, this happens because ? is
used to move electrons - Answer- Energy
Anytime current flows through a conductor, heat is generated and there is also a ?
Associated - Answer- Magnetic field
One of the unavoidable hazards of the electrical trade is ? - Answer- Climbing
Most work of a QEW is performed ? - Answer- Off the ground
Many fatalities and serious injuries occur each year as a result of the misuse of ? -
Answer- Ladders
Falling from heights is the ? cause of fatalities for electrical workers - Answer-
Second highest
Fall arrest systems are required when climbing all ladders except? - Answer-
Extension ladders
Extension ladders are used to work on ? - Answer- Service connections to buildings
What must be used as backup protection between hook ladder and a structure? -
Answer- Safety rope (using tautline hitch)
When using hook ladder, you must wear full body harness with retractable lanyard
secured back to the ? - Answer- Structure
Fall arrest is ? for climbing structural steel - Answer- Mandatory
A ? must be made before any ground is broken - Answer- One call
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