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PMMI Mechanical Components With Questions And 100% ALL SURE ANSWERS
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JACKLINEPMMI Mechanical Components With Questions And 100% ALL SURE ANSWERS
Terms in this set (76)
What method is used to allow for the effect of Small gaps between the shafts
thermal expansion of mechanical couplings used
on motor drives?
Which of the following would be the best 750 watts
replacement for a one horsepower motor with a
motor rated in watts?
Which of the following is the coupling that would A rigid coupling
be used to combine two short shafts to replace a
long straight shaft?
What type of threaded nut is the most resistant to Nylon insert nut
coming loose under vibration conditions?
Which of the following is a cause of increased Not enough lubricant was added
vibration in a coupling?
The major feature of a split sleeve coupling is ____ It allows the coupling to be removed without moving the two shafts
PMMI Mechanical Components
Which of the following determines the speed ratio The outside diameters of the driver and driven chain
in a chain drive system?
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, In a flexible jaw coupling, power is transmitted The spider or elastomer filling the space between the coupling
from the driving jaw to the driven jaw by?
Which of the following is the best bearing type to Thrust bearing
use when the load is directed along the shaft?
Which simple method can be used to determine if Observe six hash marks on the head of the cap screw
a 1/4-20SAE hex cap screw is grade 8
Which of the following is not true about a Material Per the Hazard Communications Standard, MSDS's must be obtained and made for every
Safety Data Sheet? chemical used in the workplace.
Which method is used to measure motor shaft Touch the end of the shaft, while it's spinning, with a handheld tachometer
speed?
Which of the following is the function that idler Tension belts
pulleys perform in a belt drive system?
Which of the following is an installation procedure Force the belt onto the pulleys
that will shorten the life of the belt?
The concepts used to calculate speed and torque Gear ratio of any gears mounted on the same shaft must be included in calculations
of multi-gear drives can also be applied to
compound gears with which of the following?
The pitch diameter is important because it allows Speed and torque
you to calculate which of the following
measurements that are transmitted to the driven
shaft?
What is a purpose for mechanical power To change speed, torque and direction
transmission? (All of the above)
What is the primary function of a bearing? To allow smooth, low friction motion between two surfaces
Parallel, angular, and perpendicular shafts
A spur gear drive transfers power between:
(All of the above)
In a four gear system, if the second gear is Counter-clockwise
rotating counterclockwise, what direction is the
fourth gear turning?
PMMI Mechanical Components
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