Millwright Level 4 practice test exam 2023/2024 with 100% correct answers

The best method of alignment to apply when shafts can not be axially secured is? - correct answer cross dialing Sag corrections in dial setting are applied only to? - correct answer vertical rim readings limitations in use of cross dialing methods include substantial brackets for long spans, less accuracy over short spans, and? - correct answer both shafts must turn optalign plus alignment requires the transducer assembly be mounted upon the? - correct answer primary 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? - correct answer the outside supply should be at least 10 psi over pump pressure why is the crankcase ventilation system in an air compressor important? - correct answer maintains atmospheric pressure the two main classes of compressors are? - correct answer positive displacement and dynamic if the capacity of the reciprocating compressor has to be changed, it is done best by? - correct answer adjusting the clearance pocket valve The purpose of camber in a chain conveyor is to? - correct answer hold chain against conveyor bottom chain blocks are designed so that the top hook is? - correct answer stronger than the lower hook The foundation of a machine subject to critical alignment is poured with the concrete level at a minus elevation of? - correct answer 3/4" - 1 1/2" a cyclone on a pneumatic conveyor is a? - correct answer separator shock load on a bearing will result in the bearing becoming? - correct answer brinelled finished grout should be kept wet for how long? - correct answer 24 hours the amount of taper on a NPT thread is? - correct answer 3/4" per foot A governor is a device that will control _________ of a prime mover under varying conditions of load. - correct answer speed the number of teeth per inch of a hacksaw blade for general work is? - correct answer 18 teeth the Vee head of a combination set is frequently used to? - correct answer lay out center lines on the end of round stock the best instrument for bisecting an angle in layout work is? - correct answer dividers for lifting sharp edged objects use a? - correct answer grab chain t