1-3 Apprentice Lineman Study Guide revision questions, Exams of Advanced Education

1-3 Apprentice Lineman Study Guide revision questions

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1-3 Apprentice Lineman Study Guide revision
questions
1. Whole numbers, along with the operations of ? make up the
decimal sys-
tem.:
Addition, subtraction, multiplication, division
2. Whole number system has how many digits?: 10 (0-9)
3.
The
distance
or
number
of
units
from
0:
Absolute value (which is always a
positive number)
4. Multiplication is a way to express ?: Repeat
addition
5. The result of division is known as?:
Quotient
6. Division of any number by zero is known as?:
Undefined
7.
Whole numbers, along with the operations of addition,
subtraction, multipli- cation, and division, form a mathematical or
numbering system. This system
is called ?: Decimal system
8. Decimals = ?:
Fractions
9. Percentages represents a portion of a whole unit ? into ?:
Divided/hundredths
10.
The ability to generate electrical energy is found in the
nature of the ?:
Atom
11. Materials differ due to the number of
?
that they contain:
Particles
12. Hydrogen is made up of how many protons and electrons?: 1
&
1
13.
Copper
is
made
up
of
?:
29 protons, 35 neutrons, and 29 electrons
14. Electrical balance is made up by ?: Atoms
15. All atoms are to be considered to be electrically ? in nature:
Neutral
16. Isotopes of atoms have different numbers of ?:
Neutrons
17. The study of electricity concentrates on the electrons in the
? Also known as valence ring of the atom: Outer ring
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pf9
pfa
pfd
pfe
pff
pf12
pf13
pf14
pf15
pf16
pf17
pf18
pf19
pf1a
pf1b
pf1c
pf1d
pf1e
pf1f

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1-3 Apprentice Lineman Study Guide revision

questions

  1. Whole numbers, along with the operations of? make up the decimal sys- tem.: Addition, subtraction, multiplication, division
  2. Whole number system has how many digits?: 10 (0-9)
  3. The distance or number of units from 0: Absolute value (which is always a positive number)
  4. Multiplication is a way to express ?: Repeat addition
  5. The result of division is known as?: Quotient
  6. Division of any number by zero is known as?: Undefined
  7. Whole numbers, along with the operations of addition, subtraction, multipli- cation, and division, form a mathematical or numbering system. This system is called ?: Decimal system
  8. Decimals = ?: Fractions
  9. Percentages represents a portion of a whole unit? into ?: Divided/hundredths
  10. The ability to generate electrical energy is found in the nature of the ?: Atom
  11. Materials differ due to the number of? that they contain: Particles
  12. Hydrogen is made up of how many protons and electrons?: 1 & 1
  13. Copper is made up of ?: 29 protons, 35 neutrons, and 29 electrons
  14. Electrical balance is made up by ?: Atoms
  15. All atoms are to be considered to be electrically? in nature: Neutral
  16. Isotopes of atoms have different numbers of ?: Neutrons
  17. The study of electricity concentrates on the electrons in the ? Also known as valence ring of the atom: Outer ring

2 / 31

  1. Materials with partially filled valence ring are considered to be chemically ?: Unstable
  2. Electrons in the? participate in electric current flow: Outer shell
  3. Electrons in the inner orbit have very? interest in the study of electricity: Little
  4. 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: Excess/deficiency
  5. The direction of current flowing through a power line changes direction how often? !: 60 times per second or frequency per hertz!
  6. The direction of current flows (negative to positive) is defined as the? Of the circuit: Polarity
  7. What are the six methods known to force electrons from the valence ring of an atom to become a potential electrical current participant?: Friction, chemical, heat, pressure, light, and magnetism 25.? Is the earliest known method of generating electricity, discovered by Greeks: Friction
  8. Friction is created by running objects together, causing? to be transferred from one material to the other. This process is called ?: Electrons/triboelectricity
  9. Friction is a source of? electricity.: static
  10. Electricity is merely stored and is at rest defines what?: Static
  11. The chemical source of electricity is best represented in our everyday lives as ?: battery
  12. Batteries are usually divided into..?: Primary/secondary cells
  13. Can primary batteries be recharged?: No
  14. Can secondary batteries be recharged?: Yes
  15. 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: Electrochemistry

4 / 31

  1. Extension ladders are used to work on ?: Service connections to buildings
  2. What must be used as backup protection between hook ladder and a structure?: Safety rope (using tautline hitch)
  3. When using hook ladder, you must wear full body harness with retractable lanyard secured back to the ?: Structure
  4. Fall arrest is? for climbing structural steel: Mandatory
  5. A? must be made before any ground is broken: One call
  6. First step in safety with any piece of equipment is to become familiar with?: Operators manual
  7. All personnel must be at least? Feet away from moving parts of a machine while work is being performed: 6
  8. Who's responsibility is it to maintain a safe clear zone around the machine?- : Operator's
  9. After inspecting trencher, next item of concern is?: Proper loading procedures for transport (trailer)
  10. When loading trencher on a trailer, you want the center of the weight over the? Of the trailer: Axles
  11. DOT requires how many chains?: 4
  12. While digging, the operator can or cannot feel for utilities in a trencher?: Can not
  13. While trenching up or down a hill, leave the trencher in ? To maintain control: Low gear
  14. Most important responsibilities that the operator of digger Derrick has?: - Safety
  15. Should a qualified employee have the skills to determine the nominal voltage of exposed live parts and MAD?: Yes
  16. Digger derricks have a rated capacity of up to? on a slope?: 5°
  17. Hydraulic overload protection protects the unit from?: Structural overload

5 / 31

  1. Raise the boom to approximately? to use auger: 45°
  2. What did osha bring out to help control chemical exposure on the job and to ensure the evaluation of the hazards of all the chemicals that are produced or imported into this country?: Globally Harmonized System (formally known as Hazard Communication Standard HazCom)
  3. One of the most important training requirements of the GHS standard is ?: To inform employees of the location and availability of the safety data sheets (SDS) file
  4. What are the 3 ways that GHS standards states that should be used to provide information about health hazards to employers and their employees?- : Through the use of appropriate labels & other forms of warnings, the use of SDS, & employee training 73.? Requires that chemical manufacturers and importers evaluate their chem- icals and determine if they are hazardous: Globally Harmonized System
  5. Chemical that may cause, acute or chronic health effects after exposure: - Health hazard
  6. Health effect, usually occurring rapidly after a brief exposure: Acute ettect
  7. Long and continuous, and occurs after repeated long-term exposure: Chronic health ettect
  8. The chemical manufacturer, importer, or distributor, must ensure that each hazardous chemical is labeled tag or marked with what information before it enters the workplace?: Identity of the hazardous chemical, appropriate hazard warnings, and name and address of the chemical manufacture, importer or other responsible party
  9. Head protection must do two things :?: resist penetration and absorb the shock of the blow
  10. Head protection is accomplished by?: Making the shell of the hat of a material hard enough to resist the blow & by utilizing a shock-absorbing lining composed of a head-band and crown straps
  11. ANSI type 1 hard hat:: Has full brim around entire hat

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  1. The charge of the nucleus of any atoms is always ?: Positive
  2. The quantity of protons in an element can be identified by the element's? .: atomic number
  3. A proton has a mass that is than the mass of a neutron.: Over 1,836 times
  4. As electrons rotate about the nucleus,? tries to cause them to fly off into space.: centrifugal force
  5. T/F Centrifugal force tries to pull the electrons away from the nucleus and exactly balances the force trying to pull them toward the nucleus?: True
  6. How many electrons are present in copper atom: 29
  7. How many valence electrons in copper atom?: 1
  8. T/F Like charges attract each other.: False
  9. T/F Unlike charges repel each other ?: False
  10. T/F Electrons revolve around the nucleus in paths called orbital rings or shells?: True
  11. Valence electrons are those atomic particles in the? orbit or shell of atoms: outermost
  12. T/F Materials with a partially filled valence ring are said to be chemically stable: False
  13. How many valence electrons does a conductor generally have: 1 or 2
  14. How many valence electrons does an insulator generally have: 7 or 8
  15. Semiconductors have? electrons in the valence shell: 4
  16. A? Is a special ratio that compares a number to 100?: Percent
  17. How many valence electrons do conductors have?: 1 or 2
  18. T/F Insulators can store an electrical charge?: True
  19. When one electron strikes a valence shell with two valence electrons, the energy of the incoming electron is? between the two valence electrons: Divided

8 / 31

  1. The external energy is imparted to the? which "flow in a conductor": Electrons
  2. English translation of electricity?: To be like amber
  3. Measurement of the amount of opposition to current flow that exists in a circuit object: Ohm
  4. more resistance means: less current (flow) if the pressure stays the same
  5. In electricity the unit of power is the ?: Watt
  6. The electromotive force (emf) a potential difference exists when one object has greater or fewer number of electrons than another object is known as?: Voltage
  7. the current (I) in a circuit is directly proportional to the voltage (E) applied to the circuit and inversely proportional to the resistance (R): Ohms Law
  8. In scientific notation, move the decimal point one place to the right and ?: decrease the exponent by one (2.84 x 10^4 = 28.4 x 10^3)
  9. When photons strike the surface of the material, electrons are released in a vacuum tube: Photoemission
  10. Some material (neon gasses, argon, and mercury vapor) give off light when current is passed through them: Electroluminescence
  11. Knots will derate rope by ?: 45-55%
  12. Quickly formed, light duty eye eye that can be hung on a hook: Cats Paw hitch
  13. T/F The sheep shank is a hitch?: False
  14. Sheep shank is intended for? use because it tends to cause fiber breakage if the bight remains in the rope too long: Temporary
  15. A straight rope of any size retains? if it's strength when tied in a bowline- : 50%
  16. Fiber rope derates by? when tying bowline knot: 45%

10 / 31 electrons: 8

  1. T/F materials with a partially filled balance ring, are considered to be chemically unstable: True
  2. T/F It requires more energy to remove electrons from those items with their outer orbit over half filled to capacity: True
  3. Electrons in the inner orbits are even more difficult to move than those in the ?, And are of little interest in the study of electricity: valence ring (shell)
  4. Only? In the valance shell are available to participate and electrical current flow.: Electrons
  5. T/F the flow of electrons is always from the pole of an electrical energy source that has a deficiency of electrons to the pole that has an excess of electrons: False
  6. Material that allows the electrons to flow easily through is called: Conductor 158.? Is generally made from a material that contains one or two valence electrons.: conductor
  7. The best natural conductor of electricity is: Silver
  8. Copper has? valence electron(s). a. 1 b. 2 c. 3 d. 8: 1
  9. Atomic number for copper is: 29
  10. Electrical current is the flow of?: electrons
  11. T/F electrical current is produced when an electron from one atom knocks electrons from another atom out of orbit: True
  12. T/F If too much current flows through a conductor, overheating can occur- : True
  13. Materials that do not provide an easy pass for the flow of electrons are called: Insulators

11 / 31

  1. T/F Insulators contain seven or eight valence electrons: True
  2. Which material is the best insulator: rubber
  3. T/F Semi conductors are good conductors as well as good insulators: False
  4. One characteristic of semiconductors is that as they are heated, their resistance ?: decreases
  5. T/F Semi conductors are used in the construction of solid- state devices: True
  6. Which material is the best semiconductor: Silicon
  7. T/F Electrical current flow is caused by a potential difference between two poles: True
  8. A semiconductor has? Electrons in the valance shell?: 4
  9. T/F Magnesium is considered a metal because it has two valence electrons- : True
  10. When a? is heated, it's resistance increases: Conductor
  11. The direction of current flow is defined as the? of the circuit: polarity
  12. The flow of electrons through a material is called: current
  13. 6.25 x 10^18 electrons: Coulomb
  14. T/F 1 V of current flows through a wire when one coulomb flows past a point in one second: False
  15. unit of electric current flow: Ampere
  16. T/F In the DC Theory textbook, the name of the type of current flow that will be used is called electron current flow: True
  17. T/F Two factors that affect the speed of current flow are the type of material and voltage?: True
  18. Max possible speed at which current can travel is ?: Speed of light
  19. Circuit that has a break in it preventing the flow of current is called? circuit: Open
  20. For current flow to occur, there must be?: complete path
  21. Short circuit has very little or zero ?: resistance

13 / 31 next step is to divide the original measurement by the conversion factor?: False

  1. One mile can be converted to? .(one mile = 5,280 feet and one foot = 12 inches).: 63,
  2. Conversions in the metric system involve multiplying or dividing by powers of ?: 10
  3. The gram is used to measure: mass
  4. Kelvin is used to measure: temperature
  5. When the prefix? is used, it means multiply the number by 1,000.: kilo
  6. When the prefix milli is used in the metric or SI system, a fundamental unit of measurement is multiplied by what factor?: 10^-3 (.001)
  7. T/F A 12,000-volt transformer is often referred to as a 120- kilovolt trans- former.: False
  8. 50,000,000 watts is equal to? .: 50 MW
  9. A transformer is given a 90 kilovolt test. The voltage applied is ?: 90,000 V
  10. 200 milliamperes is equal to? .: 0.2 A
  11. The number of lamps that draw 200 milliamperes that can be connected to a circuit that supplies 10 amperes is? .: 50
  12. 1,250 volts is equal to ?: 0.001250 MV
  13. 17 milliamperes is equal to? .: 17,000 μA
  14. 63.45 megahertz is equal to? .: 63,450 kHz
  15. The metric prefix for 10^6 is ?: Mega
  16. The metric prefix for 10^3 is ?: kilo
  17. 2,500 is equal to? , expressed as a power of 10.: 2.5 x 10^
  18. A small doorbell transformer is rated at 50-volt-amperes. This is? of a kVA (kilovolt ampere).: 0.
  19. Eight heating strips, each drawing 1,500 watts, use? .: 12 kW
  20. One horsepower is equal to 746 watts. This is equal to?: 0. kW
  21. T/F Light is one of the methods that can be employed to

14 / 31 force electrons out of their orbit: True

  1. T/F The static charge is potential electrical energy that will cause the exces- sive electrons on one body to flow to a body with a deficiency of electrons: True
  2. The chemical source of electricity is best represented in our everyday lives as the ?: battery
  3. T/F A battery cell is a single chemical structure composed of an electrolytic solution and two different metallic electrodes.: True
  4. Batteries are usually divided into primary cells and ?: Secondary cells
  5. The type of battery that cannot be recharged is the ?: Primary cell
  6. A solution that causes electrical conduction in liquids is called: electrolyte
  7. T/F More voltage will be available when the individual cells of a battery are connected in parallel.: False
  8. T/F More current will be available when the individual cells of a battery are connected in series: False
  9. The process of joining two dissimilar metals together at a junction and applying heat to produce a transfer of electrons is known as: Thermoelectricity
  10. T/F When two unlike metals are submerged in an electrolyte solution, the metal that accumulates electrons is the negative pole in the metal that gives up electrons is the positive pole: True
  11. Device that uses the heating of two dissimilar metals to produce an elec- trical potential is called: Thermocouple
  12. Increasing the temperature applied to the junction of a thermocouple will cause a greater transfer of: Electrons
  13. When places under? certain crystalline substances will generate minute potential differences: Pressure
  14. Electricity derived from pressure is known as the? effect: piezoelectric
  15. Depending on how a crystal is cut, either a bending pressure

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  1. A fluorescent lamp combines electroluminescence and? To produce light- : phosphorescence
  2. An electrical current passing through certain matter can cause chemical actions to take place. This action is called: Electrolysis
  3. The type of rope that has the best resistance to dynamic loading is: Nylon
  4. Is not considered to be a hitch: Sheepshank

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  1. Quickly formed light duty, I that is most readily applicable when hosting a load: Cats paw
  2. Knots reduce the rope strength by approximately: 45%-55%
  3. Loose or slack part of a rope between two ends: Bight
  4. Method of binding two objects together by wrapping ropes around them numerous times: Lashing
  5. Portion of a rope that is not involved in making knots, hitches or bends: - Standing part
  6. Tag lines are commonly used with? Rope: Fiber
  7. A? splice finishes a rope end and is an alternative to whipping.: back
  8. Rope made of? can float: Polypropylene
  9. Which splice is a commonly use one in line work: Eye splice
  10. A typically larger diameter rope that is used for non-critical loads is called ?: Bull Rope
  11. What are the two basic uses for a hand line?: Raise and lower tools/equip & rescuing purposes
  12. Working end of rope is called: Running end
  13. To prevent ropes from unraveling one method is to use a light cording or twine which is called: Whipping
  14. Working load limit of a new 3/4 inch 3 strand nylon fiber rope with a safety factor of five is ?: 2,520 lbs
  15. The most widely used material for wire rope is: High carbon steel
  16. What is the minimum wire rope breaking strength required to lift a 10,000 pound load with a hoist: 50,
  17. A loss of diameter, caused by corrosion, of more than? is considered reason for removal of the rope from service.: 10%
  18. T/F Grades of wire rope include traction, steel, mild plow, steel, plow, steel, improved plow, steel, and extra improved plow

19 / 31

  1. T/F Preformed wire ropes have strands that are permanently formed into a helical shape.: True
  2. When referring to wire rope, the term "lay" means the designation for the ?: Direction the strands are twisted
  3. The two types of lay for wire rope are regular lay and? lay.: Lang
  4. Measuring the lay length of a rope is one way to check a rope for? .: to stretch
  5. Rotation resistant ropes tend to have? breaking strength than similar sized ropes: lower
  6. Wire rope is selected based on? factors.: 4
  7. A 6 x 19 wire rope classification could have between 15 and? wires per strand.: 26
  8. T/F Lang lay ropes have greater flexibility than regular lay ropes.: True 288.? stranded rope has all one size wires on the outside layer and another size wires in the next layer.: Seale
  9. T/F Seale stranded rope is more flexible than Warrington wire rope, but more susceptible to wear.: False
  10. Bending a wire rope over a small diameter sheave/pulley can reduce the effective strength by? .: 50% 291.? Is the preferred method of binding the end of a wire rope to prevent the wires and strands from unraveling: seizing
  11. Max length for a fully extended extension ladder is ?: 55 feet
  12. A qualified electrical worker should always face the ladder when ?: ascending and descending
  13. Extension ladders up to 36 feet high should have a minimum of a? overlap between sections when extended: 3 foot
  14. The top of an extension ladder should extend a minimum of ? above the roof edge of a building when used to access the roof of a building.: 3 feet
  15. When working on a ladder it should, whenever possible, be ?:

20 / 31 secured at the top

  1. To avoid overreaching, keep? within the ladder uprights.: Hips
  2. The base of a ladder can be made more stable on grass or gravel by using the ladder feet in the? position.: spike