Millwright Level 4 practice test review
CORRECT 100%
The best method of alignment to apply when shafts can not be axially secured is? -
ANSWERcross dialing
Sag corrections in dial setting are applied only to? - ANSWERvertical rim readings
limitations in use of cross dialing methods include substantial brackets for long spans,
less accuracy over short spans, and? - ANSWERboth shafts must turn
optalign plus alignment requires the transducer assembly be mounted upon the? -
ANSWERprimary equipment
depending on the fluid being pumped, pumps handling slurry or abrasives need an
outside supply to keep abrasives from the seal. what must be done? - ANSWERthe
outside supply should be at least 10 psi over pump pressure
why is the crankcase ventilation system in an air compressor important? -
ANSWERmaintains atmospheric pressure
the two main classes of compressors are? - ANSWERpositive displacement and
dynamic
if the capacity of the reciprocating compressor has to be changed, it is done best by? -
ANSWERadjusting the clearance pocket valve
The purpose of camber in a chain conveyor is to? - ANSWERhold chain against
conveyor bottom
chain blocks are designed so that the top hook is? - ANSWERstronger than the lower
hook
The foundation of a machine subject to critical alignment is poured with the concrete
level at a minus elevation of? - ANSWER3/4" - 1 1/2"
a cyclone on a pneumatic conveyor is a? - ANSWERseparator
shock load on a bearing will result in the bearing becoming? - ANSWERbrinelled
finished grout should be kept wet for how long? - ANSWER24 hours
the amount of taper on a NPT thread is? - ANSWER3/4" per foot
, A governor is a device that will control _________ of a prime mover under varying
conditions of load. - ANSWERspeed
the number of teeth per inch of a hacksaw blade for general work is? - ANSWER18
teeth
the Vee head of a combination set is frequently used to? - ANSWERlay out center lines
on the end of round stock
the best instrument for bisecting an angle in layout work is? - ANSWERdividers
for lifting sharp edged objects use a? - ANSWERgrab chain
the degree of accuracy of a standard imperial micrometer is? - ANSWER.001"
what is the first step to be completed when fitting a mandrel or journal to a newly poured
babbitt bearing? - ANSWERrelieve the edges (aka file)
the load carrying section of a v-belt is situated on the neutral axis of the belt, which is? -
ANSWER1/3 from the top of the belt
to measure vacuum on a fan inlet a ____________ is used? - ANSWERpipe tube
manometer
a kingsbury bearing is capable of withstanding? - ANSWERpure axial loads
a gear having a pitch circle as a straight line is known as a? - ANSWERrack gear
what causes a air clutch to engage slowly? - ANSWERinsufficient air volume
gears that connect an intersecting shaft and have an equal number of teeth on each
gear are called? - ANSWERmitre gears
a spherical roller bearing is capable of? - ANSWERsustaining high radial loads
the critical point of a rolling element bearing refers to? - ANSWERthe bearing speed
hydraulic pumps are rotary devices used for converting? - ANSWERmechanical energy
into hydraulic energy
to minimize the friction of the fluid in tubing, the bends should be? - ANSWER2 1/2 to 3
times the tube diameter
the absolute rating of the filter element refers to the elements ______________ hole
size. - ANSWERlargest
CORRECT 100%
The best method of alignment to apply when shafts can not be axially secured is? -
ANSWERcross dialing
Sag corrections in dial setting are applied only to? - ANSWERvertical rim readings
limitations in use of cross dialing methods include substantial brackets for long spans,
less accuracy over short spans, and? - ANSWERboth shafts must turn
optalign plus alignment requires the transducer assembly be mounted upon the? -
ANSWERprimary equipment
depending on the fluid being pumped, pumps handling slurry or abrasives need an
outside supply to keep abrasives from the seal. what must be done? - ANSWERthe
outside supply should be at least 10 psi over pump pressure
why is the crankcase ventilation system in an air compressor important? -
ANSWERmaintains atmospheric pressure
the two main classes of compressors are? - ANSWERpositive displacement and
dynamic
if the capacity of the reciprocating compressor has to be changed, it is done best by? -
ANSWERadjusting the clearance pocket valve
The purpose of camber in a chain conveyor is to? - ANSWERhold chain against
conveyor bottom
chain blocks are designed so that the top hook is? - ANSWERstronger than the lower
hook
The foundation of a machine subject to critical alignment is poured with the concrete
level at a minus elevation of? - ANSWER3/4" - 1 1/2"
a cyclone on a pneumatic conveyor is a? - ANSWERseparator
shock load on a bearing will result in the bearing becoming? - ANSWERbrinelled
finished grout should be kept wet for how long? - ANSWER24 hours
the amount of taper on a NPT thread is? - ANSWER3/4" per foot
, A governor is a device that will control _________ of a prime mover under varying
conditions of load. - ANSWERspeed
the number of teeth per inch of a hacksaw blade for general work is? - ANSWER18
teeth
the Vee head of a combination set is frequently used to? - ANSWERlay out center lines
on the end of round stock
the best instrument for bisecting an angle in layout work is? - ANSWERdividers
for lifting sharp edged objects use a? - ANSWERgrab chain
the degree of accuracy of a standard imperial micrometer is? - ANSWER.001"
what is the first step to be completed when fitting a mandrel or journal to a newly poured
babbitt bearing? - ANSWERrelieve the edges (aka file)
the load carrying section of a v-belt is situated on the neutral axis of the belt, which is? -
ANSWER1/3 from the top of the belt
to measure vacuum on a fan inlet a ____________ is used? - ANSWERpipe tube
manometer
a kingsbury bearing is capable of withstanding? - ANSWERpure axial loads
a gear having a pitch circle as a straight line is known as a? - ANSWERrack gear
what causes a air clutch to engage slowly? - ANSWERinsufficient air volume
gears that connect an intersecting shaft and have an equal number of teeth on each
gear are called? - ANSWERmitre gears
a spherical roller bearing is capable of? - ANSWERsustaining high radial loads
the critical point of a rolling element bearing refers to? - ANSWERthe bearing speed
hydraulic pumps are rotary devices used for converting? - ANSWERmechanical energy
into hydraulic energy
to minimize the friction of the fluid in tubing, the bends should be? - ANSWER2 1/2 to 3
times the tube diameter
the absolute rating of the filter element refers to the elements ______________ hole
size. - ANSWERlargest
