_______ expansion is the change in volume of material in relation to temperature.
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Thermal
A _______ is a motor, engine, or other rotary power source.
A. Gearbox
B. Impeller
C. Drive system
D. Prime mover
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D. Prime mover
,A ______ does not prevent the startup of equipment, but it serves as a warning to
operating and service personnel.
A. Valve cover
B. Lockout
C. Tagout
D. Lockout hasp
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C. Tagout
A ( n ) ________ is an electrical switch that is actuated by a separate circuit .
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relay
A ( n ) ___ cup is a pressurized grease reservoir that provides constant lubrication to a
bearing .
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pressure
A ( n ) __________ bearing is a bearing that contains moving elements that provide a low
friction support surface for rotating or sliding surfaces.
,A. Friction
B. Antifriction
C. Wear
D. Motion
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B. Antifriction
Gloves made from wire mesh, leather, or ______ provide protection from cuts and burns.
A.rubber
B.canvas
C.latex
D.denim
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B. Canvas
_______ use symbols and interconnecting lines to help a troubleshooter follow a logical
path when solving a problem.
A. Logbooks
B. Work orders
C. Testing charts
D. Flow charts
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, D. Flow charts
A _________ is a flexible loop that connects two or more pulleys for transferring rotational
power.
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Belt
A _______ is an OCPD with a metal strip that quickly melts and opens a circuit when the
current flowing through the strip is greater than the rating of the fuse .
A. CB
B. fuse
C. switch
D. lamp
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B. fuse
_______ is the forming of metal oxides as a result of metal and oxygen combining .
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Oxidation
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Thermal
A _______ is a motor, engine, or other rotary power source.
A. Gearbox
B. Impeller
C. Drive system
D. Prime mover
Give this one a try later!
D. Prime mover
,A ______ does not prevent the startup of equipment, but it serves as a warning to
operating and service personnel.
A. Valve cover
B. Lockout
C. Tagout
D. Lockout hasp
Give this one a try later!
C. Tagout
A ( n ) ________ is an electrical switch that is actuated by a separate circuit .
Give this one a try later!
relay
A ( n ) ___ cup is a pressurized grease reservoir that provides constant lubrication to a
bearing .
Give this one a try later!
pressure
A ( n ) __________ bearing is a bearing that contains moving elements that provide a low
friction support surface for rotating or sliding surfaces.
,A. Friction
B. Antifriction
C. Wear
D. Motion
Give this one a try later!
B. Antifriction
Gloves made from wire mesh, leather, or ______ provide protection from cuts and burns.
A.rubber
B.canvas
C.latex
D.denim
Give this one a try later!
B. Canvas
_______ use symbols and interconnecting lines to help a troubleshooter follow a logical
path when solving a problem.
A. Logbooks
B. Work orders
C. Testing charts
D. Flow charts
Give this one a try later!
, D. Flow charts
A _________ is a flexible loop that connects two or more pulleys for transferring rotational
power.
Give this one a try later!
Belt
A _______ is an OCPD with a metal strip that quickly melts and opens a circuit when the
current flowing through the strip is greater than the rating of the fuse .
A. CB
B. fuse
C. switch
D. lamp
Give this one a try later!
B. fuse
_______ is the forming of metal oxides as a result of metal and oxygen combining .
Give this one a try later!
Oxidation
