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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

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

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

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

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

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

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

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

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)

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

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

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%

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

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

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

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

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

37
Q

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

A

A) 12%

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

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

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

Comprehensive Review 5th Class Power Engineering (24 decks)

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