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Comprehensive Review 5th Class Power Engineering > Book 3 Review > Flashcards

Book 3 Review Flashcards

1
Q

When the entire welding procedure is performed by hand it is referred to as:
A) Manual welding
B) Stick welding
C) Gas welding
D) Machine welding
E) Arc welding

A

A) Manual welding

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2
Q

One of the main advantages of verbal communication is:
A) There is a permanent record of the communication
B) Talking to people the other side of the office
C) It takes longer to process the wording than written communication
D) Immediate feedback and clarification

A

D) Immediate feedback and clarification

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3
Q

A flammable limit for a particular fuel/air mixture is stated as:
A) A temperature in degrees Celsius
B) The percentage of fuel in the mixture, by volume
C) The percentage of air in the mixture, by volume
D) The percentage of fuel in the mixture, by mass
E) The percentage of air in the mixture, by weight

A

B) The percentage of fuel in the mixture, by volume

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4
Q

If your plant maintenance department neglects oil changes, filter replacement, and bearing lubrication, your plant will eventually need more unscheduled __________ maintenance.
A) Project
B) Emergency
C) Preventative
D) Routine

A

B) Emergency

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5
Q

Most water testing reagents have:
A) A very strong odour which is harmful
B) A red colour
C) A small scoop for measuring purposes
D) A blue colour
E) An expiry date

A

E) An expiry date

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6
Q

The basic unit for mass is:
A) Metre (m)
B) Kilogram (kg)
C) Ampere (A)
D) Metres per second per second (m/s2)
E) Mass per unit volume (kg/m3)

A

B) Kilogram (kg)

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7
Q

A low hardness test normally done on a water sample from the:
A) Deaerator
B) Blowdown line
C) Boiler
D) Raw or city water
E) Softener outlet

A

E) Softener outlet

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8
Q

A turning moment or “Moment” is a/an:
A) Action around a point that will cause or tend to cause rotation
B) Movement around a point
C) Movement that will tend to cause rotation
D) Action that causes rotation
E) Movement around a point that will cause or tend to cause rotation

A

A) Action around a point that will cause or tend to cause rotation

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9
Q

How many cubic metres are equal to 21 cubic feet?
A) 344.26 m3
B) 1.28 m3
C) 742.05 m3
D) 0.59 m3
E) 0.83 m3

A

D) 0.59 m3

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10
Q

Which of the following base units is the only one with a prefix?
A) Kilogram
B) Ampere
C) Mole
D) Candela
E) Metre per second

A

A) Kilogram

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11
Q

If a house has a floor area of 120 m2 what is its area in ft2?
A) 1296 ft2
B) 11.11 ft2
C) 18.6 ft2
D) 774 ft2
E) 304.8 ft2

A

A) 1296 ft2

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12
Q

Fire regulations are designed for the:
A) Benefit of the Fire Inspector
B) Prevention of excessive high risk loss
C) Use of local Fire Departments
D) Protection of persons and property
E) Use of insurance companies

A

D) Protection of persons and property

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13
Q

In division the answer is called the:
A) Divisor
B) Quotient
C) Index
D) Factor
E) Dividend

A

B) Quotient

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14
Q

The procedure of forcing the parent or base metals together by some form of pressure to make contact and then an electric current passes through the contact surfaces fusing them together is called:
A) Gas welding
B) Machine welding
C) Resistance welding
D) Arc welding
E) Manual welding

A

C) Resistance welding

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15
Q

Fire Codes and Standards recommend that the number of portable fire extinguishers to be installed shall be determined in accordance with the:
A) Availability of fire protection
B) Severity of the incipient fire anticipated
C) Orders from the local Fire Inspector
D) Ambient conditions
E) Design of the building

A

B) Severity of the incipient fire anticipated

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16
Q

A joint between two overlapping members is called a/an:
A) Fusion
B) Double weld
C) Butt joint
D) Lap joint
E) Coalescence

A

D) Lap joint

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17
Q

Which form of writing the SI quantity and symbol is correct?
A) 26 kgs
B) 26 kg
C) 26 kilograms
D) Twenty six kg
E) 26kg

A

B) 26 kg

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18
Q

What determines the classification of the certificate of competency required for the role of chief power engineer?
A) Product classification
B) Number of employees
C) Type of feedstock used
D) Kilowatt rating of the power plant
E) ASME regulations

A

D) Kilowatt rating of the power plant

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19
Q

How many kilopascals are equal to 3.5 bar air pressure?
A) 350 kPa
B) 123.68 kPa
C) 0.035 kPa
D) 88.9 kPa
E) 24.13 kPa

A

A) 350 kPa

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20
Q

To reach high windows for cleaning it is appropriate to use:
A) Chairs
B) Boxes
C) Plastic milk crates
D) Approved ladders and scaffolds
E) Desks

A

D) Approved ladders and scaffolds

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21
Q

The equation for the Ideal Mechanical Advantage (IMA) is:
A) Effort given / Load given
B) Effort actual / Load actual
C) Load actual / Load given
D) Load actual / Effort actual
E) Load given / Effort given

A

E) Load given / Effort given

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22
Q

A welding process where fusion (or coalescence) is obtained by heating with an electric arc is called:
A) Stick welding
B) Arc welding
C) Brazing
D) Soldering
E) Gas welding

A

B) Arc welding

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23
Q

Find the volume in cubic centimetres of the cylinder made from a rectangular piece of sheet iron 625 cm2 in area rolled to form a cylinder 9 cm in diameter.
A) 69.44 cm3
B) 2262 cm3
C) 2333 cm3
D) 56.55 cm3
E) 1406 cm3

A

E) 1406 cm3

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24
Q

All substances - whether solid, liquid, or gas - as heat is added or absorbed will:
A) Drop in temperature
B) Loose thermal energy
C) Change state
D) Expand
E) Contract

A

D) Expand

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25
Q

What are two main purposes of the CSA B-52 code?
1. Terms and equipment relating to refrigeration and air conditioning equipment are defined
2. The various classifications of buildings and occupancies are listed and described with examples of each classification
3. To provide for the safe design, construction, installation, operation and repair of refrigerating and air conditioning equipment and systems, and related equipment
4. To promote uniform requirements among the provinces and territories

A) 1,2
B) 1,3
C) 2,4
D) 3,4
E) 1,4

A

D) 3,4

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26
Q

Energy is defined as the:
A) The amount of substance of something
B) A push or pull exerted on an object
C) The product of the force applied and the distance moved
D) The rate of doing work
E) Capacity of a body or substance to perform work

A

E) Capacity of a body or substance to perform work

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27
Q

How many pounds of force are equal to 26 newtons?
A) 24.64 lb
B) 115.56 lb
C) 5.85 lb
D) 10.24 lb
E) 27.43 lb

A

C) 5.85 lb

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28
Q

The basic unit for temperature is:
A) Kelvin (K)
B) Metres per second (m/s)
C) Celsius (ºC)
D) Second (s)
E) Candela (cd)

A

C) Celsius (ºC)

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29
Q

Stresses remaining in a structure, as a result of welding are called:
A) Postheating
B) Reaction stress
C) Preheating
D) Procedure qualification
E) Residual stress

A

E) Residual stress

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30
Q

The Celsius scale considers the melting point of ice to be:
A) 100º
B) 212º
C) 0º
D) 200º
E) 32º

A

C) 0º

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31
Q

Calculate the percent increase in length of a spring 12 cm long that is stretched to 15 cm.
A) 10%
B) 15%
C) 20%
D) 75%
E) 25%

A

E) 25%

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32
Q

Gas cylinders are usually stored:
A) Inside, close to the consuming equipment
B) In a well heated room
C) With all fittings lightly oiled or greased
D) Below ground level
E) Upright and firmly secured

A

E) Upright and firmly secured

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33
Q

Two-way radios are used when:
A) Repeater(s) are installed
B) Private conversation is important
C) Communicating in long distance
D) In an emergency situation

A

D) In an emergency situation

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34
Q

An indicator is a solution that will change colour as the chemical properties of the _______ change.
A) Oil
B) Steam
C) Air
D) Condensate
E) Water

A

E) Water

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35
Q

Some important questions to consider when planning to enter a confines space include all of the following except:
A) Is the temperature within the space within tolerable working limits?
B) Has the space been made secure from outside contamination?
C) Has the area been tested for the presence of explosive or toxic gases?
D) Is the confined space structurally safe to enter?
E) If mechanical ventilation is provided no oxygen level measurements is required

A

E) If mechanical ventilation is provided no oxygen level measurements is required

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36
Q

If you discover an injured worker in your facility, you should _________ on your two-way radio.
A) Call emergency services
B) Call out “HELP”
C) Press the “Man Down” button
D) Keep radio silence

A

C) Press the “Man Down” button

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37
Q

What percentage is 3 of 25?
A) 12%
B) 1.2%
C) 3%
D) 7%
E) 10%

A

A) 12%

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38
Q

Ice, once formed:
A) Cannot gain any more heat
B) Expands as it gains temperature
C) Contracts as it loses temperature
D) Cannot loose any more heat
E) Expands as it loses temperature

A

E) Expands as it loses temperature

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39
Q

In the “Normal Hook-up” for a block and tackle the:
A) Effort force is left and the Load moves right
B) Effort force is down and the Load moves down
C) Effort force is up and the Load moves up
D) Effort force is up and the Load moves down
E) Effort force is down and the Load moves up

A

E) Effort force is down and the Load moves up

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40
Q

Dry chemical fire extinguishers extinguish the fire by:
A) Inhibiting the chain reaction of the fire
B) Displacing the oxygen
C) Cooling the combustible material
D) Excluding oxygen from the fire
E) Lowering the temperature of the fire

A

A) Inhibiting the chain reaction of the fire

41
Q

Multiply the following fractions: 3/4 x 1/3
A) 1/2
B) 1/3
C) 1/6
D) 1/4
E) 5/12

A

D) 1/4

42
Q

Find the volume in cubic metres of a cylindrical tank 10 m in diameter and 30 m long.
A) 942.48 m3
B) 235.62 m3
C) 7068.6 m3
D) 2356.2 m3
E) 9424.8 m3

A

D) 2356.2 m3

43
Q

To qualify a welding procedure, the manufacturer must supply a detailed written description of procedure, listing all of the following information except:
A) Method of joint preparation
B) Electrode specifications
C) Type and thickness of material welded
D) The identity of the welder
E) Type of welding process

A

D) The identity of the welder

44
Q

Heating the base metal or plates immediately before welding to slow the cooling rate of the weld and prevent cracking is called:
A) Procedure qualification
B) Preheating
C) Manual welding
D) Postheating
E) Machine welding

A

B) Preheating

45
Q

A two-way wall switch controls lighting outlets at:
A) Two different locations
B) Other outlets-of-the-way locations
C) Two entrances to a room
D) One location
E) A stairway

A

D) One location

46
Q

To convert a mixed number to an improper fraction multiply the whole number, by the denominator of the fraction add on the numerator and place the result over the same:
A) Common
B) Denominator
C) Index
D) Numerator
E) Multiplier

A

B) Denominator

47
Q

Pressure can be defined as:
A) The rate of change of position
B) Force per unit area
C) Capacity of a body or substance to perform work
D) The amount of substance of something
E) A push or pull exerted on an object

A

B) Force per unit area

48
Q

A small centrifugal pump, usually called a ________ is used to maintain the pressure in the fire protection system.
A) Manual pump
B) Centrifugal pump
C) Jockey pump
D) Fire pump
E) Mini pump

A

C) Jockey pump

49
Q

According to the Power Engineers Regulations, which of the following does not need to be entered in a boiler log book?
A) Matters relating to the operation and maintenance of the plant
B) The testing and servicing of safety devices
C) Matters that pertain to plant safety
D) Plant shift schedule

A

D) Plant shift schedule

50
Q

To what height in metres must a tank be built to store 27.3 kL of liquid if the base is 4 m by 4.2 m?
A) 16.8 m
B) 4.2 m
C) 1.8 m
D) 1.625 m
E) 27.3 m

A

D) 1.625 m

51
Q

Water extinguishes a fire by:
A) Inhibiting the chain reaction
B) Cooling the combustible material
C) Converting into steam
D) Raising the temperature of the water
E) Insulating the combustible material

A

B) Cooling the combustible material

52
Q

How many metres are equal to 32 feet?
A) 812.8 m
B) 12.6 m
C) 104.99 m
D) 9.75 m
E) 1.26 m

A

D) 9.75 m

53
Q

Work on live electrical equipment:
A) Requires a safe work permit
B) Should not be performed
C) Requires the approval of the safety supervisor
D) Must be performed by an authorized employee

A

B) Should not be performed

54
Q

The main or primary document which must be passed through the jurisdictional parliament is a/an:
A) Edict
B) Proclamation
C) Bill
D) Act
E) Regulation

A

D) Act

55
Q

Reduce the fraction 10/15 to thirds.
A) 4/3
B) 5/3
C) 3/3
D) 2/3
E) 1/3

A

D) 2/3

56
Q

Once the boiler water sample container is completely filled it is capped so that a the sample is:
A) Protected from cooling too quickly
B) Allowed to cool slowly
C) Sealed against spillage
D) Not exposed to water contamination
E) Not exposed to the atmosphere

A

E) Not exposed to the atmosphere

57
Q

Convert 6 m, 3 cm, 7 mm to feet.
A) 83.28 ft
B) 40.29 ft
C) 19.81 ft
D) 61.43 ft
E) 19.98 ft

A

C) 19.81 ft

58
Q

The symbol below is used in P&ID diagrams to indicate a:
A) Check valve
B) Plug valve
C) Globe valve
D) Gate valve

A

D) Gate valve

59
Q

15% of what number is 12?
A) 15
B) 12
C) 800
D) 8
E) 80

A

E) 80

60
Q

The Canadian organization that’s purpose is to eliminate or reduce fires started by faulty wiring and inferior electric products is the:
A) ULC
B) UL
C) NFPA
D) ASME
E) CSA

A

A) ULC

61
Q

An employer must not allow shortcuts when it comes to:
A) Annual shutdowns
B) Safety Committee formation
C) Isolation of equipment
D) Equipment overhaul scheduling
E) Production

A

C) Isolation of equipment

62
Q

Working from ladders presents the danger of:
A) Reduced oxygen content in the air
B) Eye damage from the arc
C) Wall collapse
D) Falling from a height
E) Falling objects

A

D) Falling from a height

63
Q

Multiplying the numerator or dividing the denominator of a fraction by a number:
A) Adds that number to the fraction
B) Divides the fraction by that number
C) Multiplies the fraction by that number
D) Subtracts that number to the fraction
E) Does not change the value of the fraction

A

C) Multiplies the fraction by that number

64
Q

How many kilojoules are equal to 35 kilocalories?
A) 8.82 kJ
B) 88.9 kJ
C) 138.88 kJ
D) 146.51 kJ
E) 8.36 kJ

A

D) 146.51 kJ

65
Q

In a fraction the bottom number is called the:
A) Common
B) Numerator
C) Multiplier
D) Index
E) Denominator

A

E) Denominator

66
Q

Welders Certificates of Competency are issued only for a specific time period, usually for a maximum of ____________ months.
A) Twelve
B) Six
C) Twenty-four
D) Thirty-six
E) Eighteen

A

E) Eighteen

67
Q

The device that compares the current leaving the electrical panel to that returning is the:
A) Switch
B) Ground fault circuit interrupter
C) Fuse
D) Wattmeter
E) Circuit breaker

A

B) Ground fault circuit interrupter

68
Q

Occupational Health and Safety Acts are enacted by ___________.
A) Provincial Governments
B) Municipal Health and Safety Boards
C) The Federal Health Ministry
D) Municipal Governments
E) The Canadian Parliament

A

A) Provincial Governments

69
Q

What code contains Rules For Construction of low-pressure hot water supply boilers?
A) CSA B52
B) ASME Section IV
C) CSA B51
D) ASME Section VIII
E) NFPA

A

B) ASME Section IV

70
Q

A weld sample used for destructive testing is called a/an:
A) Bare electrode
B) Test specimen
C) Coalescence
D) Coupon
E) Fusion

A

B) Test specimen

71
Q

The symbol below is used in P&ID diagrams to indicate a:
A) Plug valve
B) Check valve
C) Globe valve
D) Gate valve

A

B) Check valve

72
Q

What is the capacity in cubic metres of a rectangular tank 5 m long, 3 m wide and 1 m deep?
A) 12 m3
B) 8 m3
C) 24 m3
D) 18 m3
E) 15 m3

A

E) 15 m3

73
Q

The welding procedure with the negative lead is clamped to the work is called:
A) Procedure qualification
B) Preheating
C) Residual stress
D) Reverse polarity
E) Postheating

A

D) Reverse polarity

74
Q

A joint between two plates or parts that lie approximately in the same plane is called a/an:
A) Arc welder
B) Butt joint
C) Lap joint
D) Backing ring
E) Base metal

A

B) Butt joint

75
Q

On the Kelvin scale 0 K (absolute zero) is equal to _________ on the Celsius scale.
A) -273º
B) -460º
C) -32
D) 0º
E) 212º

A

A) -273º

76
Q

The system SI prefix “centi (c)” indicates the value:
A) 1 000 000
B) 1 000
C) 0.001
D) 0.01
E) 0.000 001

A

D) 0.01

77
Q

A worker who reasonably refuses unsafe work:
A) May be temporarily reassigned to alternative work
B) May be terminated, but only until the unsafe situation is corrected
C) Is personally responsible for correcting the unsafe situation
D) Will be terminated for failure to perform their duties

A

A) May be temporarily reassigned to alternative work

78
Q

A process flow diagram (PFD) shows:
A) The physical layout of equipment
B) All instrumentation
C) All the equipment in a plant
D) Major piping to do with a process

A

D) Major piping to do with a process

79
Q

How many centimetres are equal to 60 inches?
A) 196.85 cm
B) 23.62 cm
C) 2.36 cm
D) 1524 cm
E) 152.4 cm

A

E) 152.4 cm

80
Q

The amount of chemicals fed to a boiler is dependent upon the:
A) Values derived from the boiler water tests
B) Type of boiler
C) Age of the boiler
D) Size of the boiler
E) Amount of water in the boiler

A

A) Values derived from the boiler tests

81
Q

Specific heat can be defined as the amount of heat required to raise 1 kg of a substance:
A) 1ºF
B) 1ºR
C) 1ºC
D) 10ºF
E) 10ºC

A

C) 1ºC

82
Q

Relative to confined spaces, the minimum O2 level should not be below:
A) 20%
B) 2%
C) 10%
D) 12%
E) 18%

A

A) 20%

83
Q

The item which keeps the weld from oxidizing, cooling too fast and the bead smooth during submerged arc welding is the:
A) Rod composition
B) Flux
C) Filler metal
D) Arc temperature
E) Steadiness for the welder’s hand

A

B) Flux

84
Q

The “radical” in the boiler feedwater that indicates “permanent hardness” is the:
A) Polymer
B) Bicarbonate
C) Resin
D) Sulphate
E) Zeolite

A

D) Sulphate

85
Q

The following are all types of electric motors except:
A) Open
B) Splash proof
C) Drip proof
D) Totally enclosed
E) Dust proof

A

E) Dust proof

86
Q

Pressure welder can be qualified for Certificates of Competency at __________ levels.
A) Four
B) Three
C) Two
D) Five
E) One

A

B) Three

87
Q

What is the lowest amount of electrical current that can cause death?
A) 1/8 amp
B) 3/4 amp
C) 1/2 amp
D) 1/4 amp
E) 1 amp

A

D) 1/4 amp

88
Q

In multiplication the number which is multiplied is called the:
A) Multiplier
B) Multiplicand
C) Factor
D) Product
E) Addend

A

B) Multiplicand

89
Q

One of the typical details shown in the Process Flow Diagram (PFD) includes:
A) Detailed configuration and exact location of equipment
B) Main piping and direction of flow
C) Detailed pipe sizes
D) All valve locations and orientation

A

B) Main piping and direction of flow

90
Q

When using a meter to conduct a pH water test, the meter used would:
A) Basically measure amperage
B) Be,in effect, a voltmeter
C) Require a long warm-up period
D) Measure the wattage used
E) Have to be separately grounded

A

B) Be, in effect, a voltmeter

91
Q

An example of soft water would have a range of hardness to be expected in ppm of:
A) 15 to 60
B) 121 to 180
C) 61 to 120
D) Over 181
E) 0 to 15

A

A) 15 to 60

92
Q

Under the WHMIS system suppliers are responsible for all of the following except:
A) Training workers
B) Supplying Material Safety Data Sheets for each controlled product
C) Ensure proper labelling
D) Classification of the product that they are providing to the workplace
E) Maintaining proper records

A

A) Training workers

93
Q

The pressure in a fully charged self-containing breathing apparatus is __________ kPa.
A) 31.03
B) 101.3
C) 31 030
D) 10 130
E) 18 500

A

C) 31 030

94
Q

Each employer is responsible for the safety of his own workers on a work site.
A) True
B) False

A

B) False

95
Q

How many cubic inches are equal to 13 cubic centimetres?
A) 9.7 in3
B) 0.79 in3
C) 1.89 in3
D) 89.66 in3
E) 213.11 in3

A

B) 0.79 in3

96
Q

The unit of pressure in the SI system is the:
A) Metre per second (m/s)
B) Kilogram (kg)
C) Newton (N)
D) Pascal (P)
E) Watt (W)

A

D) Pascal (P)

97
Q

Who would be one of the most important reviewers of a new SOP?
A) The HR manager
B) The Chief Power engineer
C) The Author
D) An operator from that area

A

D) An operator from that area

98
Q

The standard ________ is used to obtain Relative Density when comparing other solids and liquids.
A) Air
B) Oil
C) Water
D) Carbon dioxide
E) Alcohol

A

C) Water

99
Q

With fractions if the numerator is less than the denominator the fraction is a/an ______ fraction.
A) Uncommon
B) Improper
C) Decimal
D) Mixed number
E) Common

A

E) Common

Comprehensive Review 5th Class Power Engineering (21 decks)

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