MSSC MAINTENANCE EXAM LATEST 2026 UPDATED
QUESTIONS AND VERIFIED 100% SOLUTIONS (2026/2027) |A+
GRADED |GUARANTEED PASS
All electric motors require ____ bearings mounted ____ to the motor - Answers -Two, Internally
A machine's moving component slides over a(n) ____ bearing's surface with only a lubrication
film between them - Answers -Plain
The radial load capacity of a linear bearing increases with ____ - Answers -A greater number of
balls
A(n) bearing has inner and outer races that allow it to carry heavier axial loads than a standard
ball bearing - Answers -Angular Contact
Heavy axial loads are better handled by - Answers -Angular Contact Bearings
A machine shaft and bore should always be checked for out of round status before performing
status what task? - Answers -Pressing a bearing
A shaft coupling may be out of round if a dial indicator shows - Answers -Any movement
1|Page
,The following is an example of - Answers -a tightening sequence
Which flange is shown with the correct tightening sequence - Answers -D
Bearing metal that flexes during use is the cause of ____ - Answers -Ultimate fatigue
High temperature can ____ of a bearing - Answers -Limit life
Which of the following is not part of regular maintenance for anti-friction bearings? - Answers -
Replace traces
Making sure that a motor shaft is level - Answers -Reduces the number of needed shims
Motor shaft runout is checked to make sure of proper - Answers -Alignment of mating
components
The coupling provides a secure method of transmitting ____ from one shaft to another -
Answers -Torque and speed
2|Page
, ___ couplings are used to act as a safety device if torque overload occurs - Answers -Clutch
The advantage of the flexible jaw coupling is that it ___ than most coupling methods - Answers -
Allows more misalignment
Before installing a flexible coupling you check for ___ - Answers -Run out
A common sign of a misaligned coupling is - Answers -Excessive Vibration
The two major types of misalignment that are corrected by shaft alignment are ____ - Answers -
Angular and Parallel
Before adjusting motor position during a shaft alignment always make sure to remove the ___ -
Answers -Dial indicator
Feeler gauges, rulers, height gauges and dial indicators are commonly used for which task? -
Answers -Alignment of Industrial Machines
The procedure for aligning two shafts is to check and correct for ___ and ___ misalignment in
two planes, vertical and horizontal - Answers -Angular and parallel
3|Page
QUESTIONS AND VERIFIED 100% SOLUTIONS (2026/2027) |A+
GRADED |GUARANTEED PASS
All electric motors require ____ bearings mounted ____ to the motor - Answers -Two, Internally
A machine's moving component slides over a(n) ____ bearing's surface with only a lubrication
film between them - Answers -Plain
The radial load capacity of a linear bearing increases with ____ - Answers -A greater number of
balls
A(n) bearing has inner and outer races that allow it to carry heavier axial loads than a standard
ball bearing - Answers -Angular Contact
Heavy axial loads are better handled by - Answers -Angular Contact Bearings
A machine shaft and bore should always be checked for out of round status before performing
status what task? - Answers -Pressing a bearing
A shaft coupling may be out of round if a dial indicator shows - Answers -Any movement
1|Page
,The following is an example of - Answers -a tightening sequence
Which flange is shown with the correct tightening sequence - Answers -D
Bearing metal that flexes during use is the cause of ____ - Answers -Ultimate fatigue
High temperature can ____ of a bearing - Answers -Limit life
Which of the following is not part of regular maintenance for anti-friction bearings? - Answers -
Replace traces
Making sure that a motor shaft is level - Answers -Reduces the number of needed shims
Motor shaft runout is checked to make sure of proper - Answers -Alignment of mating
components
The coupling provides a secure method of transmitting ____ from one shaft to another -
Answers -Torque and speed
2|Page
, ___ couplings are used to act as a safety device if torque overload occurs - Answers -Clutch
The advantage of the flexible jaw coupling is that it ___ than most coupling methods - Answers -
Allows more misalignment
Before installing a flexible coupling you check for ___ - Answers -Run out
A common sign of a misaligned coupling is - Answers -Excessive Vibration
The two major types of misalignment that are corrected by shaft alignment are ____ - Answers -
Angular and Parallel
Before adjusting motor position during a shaft alignment always make sure to remove the ___ -
Answers -Dial indicator
Feeler gauges, rulers, height gauges and dial indicators are commonly used for which task? -
Answers -Alignment of Industrial Machines
The procedure for aligning two shafts is to check and correct for ___ and ___ misalignment in
two planes, vertical and horizontal - Answers -Angular and parallel
3|Page
