Okay gentlemen the time has come to where we now must take the test in order to become a Chief .
So why not make this easy on yourselves.
In the coming months I will be distributing not only the test questions but the answers as well.
Plus you now have the added bonus of reviewing the test and ask any questions you
may have regarding the test with myself and other certified BOMA Engineers
So add this to your favorites and check the comments I will be posting new
questions every month.
POWER TO THE BROTHERHOOD
31) The main purpose of lubrication is
Answer: To reduce friction and wear
32) P-trap installation the vertical distance from the fixture may not exceed
Answer: 24” from the bottom of the trap outlet
33) Gate Valves are always used to throttle fluid flow
Answer: False
34) Purging the hoses of an Oxy. /Acet. Torch set should always be done
Answer: When securing the torches for the day
35) An Oxy / Acet. torch set are mainly used for
Answer: Brazing, Cutting and Silver Soldering brass or copper
36) Globe Valves and _____ are similar in design
Answer: Needle Valves
Answer: To reduce friction and wear
32) P-trap installation the vertical distance from the fixture may not exceed
Answer: 24” from the bottom of the trap outlet
33) Gate Valves are always used to throttle fluid flow
Answer: False
34) Purging the hoses of an Oxy. /Acet. Torch set should always be done
Answer: When securing the torches for the day
35) An Oxy / Acet. torch set are mainly used for
Answer: Brazing, Cutting and Silver Soldering brass or copper
36) Globe Valves and _____ are similar in design
Answer: Needle Valves
37) A freshly packed pump is leaking what is the correct thing to do.
Answer: Allow the pump to run for a short period of time to see if the packing seal’s itself
38) The volume of the waste entering grease trap is determined by the
Answer: Size of the fixture feeding the grease trap
39) Over tightening of belts will cause
Answer: Premature bearing and belt failure
40) Standard Slop/pitch of a horizontal drain line should be
Answer: ¼” per foot
41) Sprinkler system where the sprinklers are always open is
Answer: A Deluge system
42) Welding gloves should have
Answer: Long cuffs
43) The long round pin on a three prong plug is what
Answer: The Ground wire and should never be removed
44) Type of wrench used on large diameter threaded pipe
Answer: Chain wrench
45) Most common type of water circulation pump is a
Answer: Centrifugal pump
46) Tubing and pipe are measured
Answer: Differently OD / ID
47) Strength of a trap seal can be increased by
Answer: Anti- syphon valve
48) Low speed Plain Journal bearing should be lubricated with a
Answer: Low viscosity oil
49) Correct sequence of soldering procedures are
Answer: Reaming, Cleaning, Assembling, Fluxing and Soldering
50) The Blue print states that an 1/8” equals 1 foot then 2 1/2 “ on a ruler would be
Answer: 20 feet
51) The Seal inside a centrifugal pump is to prevent
Answer: Air from seeping into the pump housing and to prevent water from leaking out
52) A main branch steam line take off of the main should be located:
Answer: Top of the main
53) Safety shield and goggles are not required if you wear glasses:
Answer: False
54) A standard length of threaded pipe is:
Answer: 21 Feet
58) If a drawing is drawn quarter scale, then the scale of the drawing is:
Answer: Quarter inch equals one foot.
Answer: A Deluge system
42) Welding gloves should have
Answer: Long cuffs
43) The long round pin on a three prong plug is what
Answer: The Ground wire and should never be removed
44) Type of wrench used on large diameter threaded pipe
Answer: Chain wrench
45) Most common type of water circulation pump is a
Answer: Centrifugal pump
46) Tubing and pipe are measured
Answer: Differently OD / ID
47) Strength of a trap seal can be increased by
Answer: Anti- syphon valve
48) Low speed Plain Journal bearing should be lubricated with a
Answer: Low viscosity oil
49) Correct sequence of soldering procedures are
Answer: Reaming, Cleaning, Assembling, Fluxing and Soldering
50) The Blue print states that an 1/8” equals 1 foot then 2 1/2 “ on a ruler would be
Answer: 20 feet
51) The Seal inside a centrifugal pump is to prevent
Answer: Air from seeping into the pump housing and to prevent water from leaking out
52) A main branch steam line take off of the main should be located:
Answer: Top of the main
53) Safety shield and goggles are not required if you wear glasses:
Answer: False
54) A standard length of threaded pipe is:
Answer: 21 Feet
58) If a drawing is drawn quarter scale, then the scale of the drawing is:
Answer: Quarter inch equals one foot.
60) Screen or shield should be used in welding operation to:
Answer: to protect nearby workers.
61) The diameter of the arc should be kept approximately:
Answer: same diameter as the electrodes.
62) Primary used for basin wrench is:
Answer: removal of nuts and small piping pieces from the under side of the sink.
63) A drainage fixture unit is equivalent to how many gallons of water flow?
Answer: 7.5 gallons per minute (GPM).
64) Removal of solid metals and sand is accomplished with :
Answer: sediment interceptor.
65) Consumable metallic electrodes used in AC arc welding are usually:
Answer: heavily coated
66) Gasket material most recommended for water flow:
Answer: sheet rubber or cloth inserted rubber
67) Class A fire is:
Answer: A fire with ordinary combustible material (wood, paper, or cloth).
68) Disadvantage of centrifugal pump is:
Answer: the head pressure is limited.
69) Power tools are not to be used with:
Answer: frayed or damage water cord.
70) The type of valve goes to full open to full close on a quarter turn is:
Answer: a plug valve.
71) Best method of measuring a piece of pipe with a fitting screwed into one end:
Answer: end to center.
72) ___________ type of sprinkler head in an inverted position.
Answer: pendent.
73) Fire suppression system required:
Answer: Fire spandrels
74) Normal feed of lift on a suction side of a pump:
Answer: 10
75) What is the most critical factor regarding suction lift of a water pump:
Answer: Distance
Answer: to protect nearby workers.
61) The diameter of the arc should be kept approximately:
Answer: same diameter as the electrodes.
62) Primary used for basin wrench is:
Answer: removal of nuts and small piping pieces from the under side of the sink.
63) A drainage fixture unit is equivalent to how many gallons of water flow?
Answer: 7.5 gallons per minute (GPM).
64) Removal of solid metals and sand is accomplished with :
Answer: sediment interceptor.
65) Consumable metallic electrodes used in AC arc welding are usually:
Answer: heavily coated
66) Gasket material most recommended for water flow:
Answer: sheet rubber or cloth inserted rubber
67) Class A fire is:
Answer: A fire with ordinary combustible material (wood, paper, or cloth).
68) Disadvantage of centrifugal pump is:
Answer: the head pressure is limited.
69) Power tools are not to be used with:
Answer: frayed or damage water cord.
70) The type of valve goes to full open to full close on a quarter turn is:
Answer: a plug valve.
71) Best method of measuring a piece of pipe with a fitting screwed into one end:
Answer: end to center.
72) ___________ type of sprinkler head in an inverted position.
Answer: pendent.
73) Fire suppression system required:
Answer: Fire spandrels
74) Normal feed of lift on a suction side of a pump:
Answer: 10
75) What is the most critical factor regarding suction lift of a water pump:
Answer: Distance
76) Best method to measure a full length of pipe is:
Answer: end to end
77) Slight leakage of a centrifugal pump packing would not cause Answer: pump failure
Answer: end to end
77) Slight leakage of a centrifugal pump packing would not cause Answer: pump failure
78) In order to keep a centrifugal pump primed
Answer: a Foot valve is installed on the Suction line
79) Size of the impeller determines
Answer: the speed of the pump
80) A mushroomed chisel in your tool box should be
Answer: Disposed of and replaced
81) Packing material for a motor should be made from
Answer: Softer metals Like Copper and Lead
82) On A Site Plan 1” is equal to 10’ what size would a 40’ X 80’ room Be
Answer: 4’X8’
83) Welding Galvanized metals must be performed in a
Answer: well ventilated space
84) The cheapest and most simplest of all pumps would be the
Answer: Jet Pump
85) Location of the pump has nothing to do with the type of
Answer: Packing you should use
86) Black Iron Pipe is very commonly used for
Answer: Any type of extremely high pressure substance
87) Main Purpose of a Trap in Plumbing is to
Answer: Keep offensive sewer gases and vermin from entering the dwelling
88) The scale of a drawing is a ratio of
Answer: The drawing dimensions to the physical detentions
89) Correct type of flame for Brazing is an
Answer: Oxygen rich Flame
90) Tubing is always sized by it’s
Answer: Inside Diameter
91) Priming is when you place fluid in the
Answer: Suction side of a centrifugal Pump
92) K type copper is what color
Answer: Green
93) A sink , A toilet and a bathtub are all called
Answer: A Fixture
Answer: Open the suction Valve then start the pump while slowly opening the discharge valve.
2) The Valve Inserted between the corporation valve and the Water Meter
Answer: Curb Cock
3) To check sheave wear you can
Answer: Inspect the Groove wear on the Sheave and inspect the belt for excessive wear and movement.
4) Adjustable/variable sheave’s can be used to make what type of change to the blower RPM
Answer: Small Changes
5) Absolute Pressure (PSIA) is equal to Gage Pressure (PSIAG)
Answer: Plus 14.7psi
6) Three main types of Fire Suspension system are
Answer: Wet Type Dry Type and Deluge type
7) Power is Equal to
Answer: Torque X Weight X Distance
8) Torches should always be leak checked around the
Answer: Tip. Valve connections and the hose connection
9) The three types of smoke detection are
Answer: Photo- electric Scanners. Ionization chambers and Smoke Reflection Devices
10) If a coupling isn’t correctly aligned what could happen
Answer: More frequent failure of the coupling and bearings
11) ________ Are used to protect the pump and Motor for slight misalignment
Answer: Flexible Coupling
12) The Coating on a metal welding electrode does what
Answer: Stabilizes the flam and reduces Oxygenation
13) When Severing a length of 2” pipe a __________ should be used
Answer: Pipe Cutter
14) The main purpose of a Fire, Life and Safety Power system is to
Answer: Run only essential equipment to help maintain human safety
15) Baffles in a Grease trap interceptor help reduce the ______ inside the grease trap.
Answer: Grease Flow
16) What is Parallel Alignment
Answer: When the center lines of two shafts are parallel
17) A motor running hot will only run hotter if the load is
Answer: Increased
18) Which Building Alarm will trigger the fire pumps
Answer: Water Flow
19) Water fit for Human use and consumption is called
Answer: Potable
20) The Valve with the least amount of pressure drop is a
Answer: Gate Valve
21) Efficiency of a grease trap is determined by the Elevation between the ______ and the _____ in relation to the static water line.
Answer: Inlet /Outlet
22) Best way to prevent back siphoning is with an
Answer: Air Gap
23) Should safety Glasses be worn when using a hacksaw
Answer: Yes
24) How many Gallons of water fit into one Cubic foot
Answer: 7.48 gl.
25) Type of weld used to Fill a corner or a Tee joining is referred to as a
Answer: Fillet Weld
26) Grease Classification are set by the
Answer: N.L.G.I (National Lubrication Grease Institute}
27) Continuous Belt turnover is caused by
Answer: Improper installation technique
28) How can you determine the scale of a Blue Print Drawing
Answer: Checking the Specification Sheet
29) Type of plumbing fitting that can directly or indirectly contaminate the potable water
Answer: Cross Connection
30) Traps provide protection from what from entering the house
Answer: Sewer gas odor and vermin