SACA 210 STUDY EXAM 2025
QUESTIONS AND ANSWERS
A mechanical power transmission system receives power from __________.
a. Driven
b. Driver
c. Prime Mover
d. B and C - ANS d. B and C
A machine foundation should be designed to support the load of the machine, maintain the
alignment of coupled components, and _________________.
a. be easily moved
b. be lightweight
c. blend with the other foundations
d. absorb any vibration created by the machine - ANS d. absorb any vibration created by the
machine
__________ may remove a lockout on the power source of a piece of mechanical equipment.
a. Only the instructor
b. Any two people
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,c. Only the person who installed the lockout
d. Any person familiar with the mechanical equipment - ANS c. Only the person who installed
the lockout
In addition to dress rules, another rule to follow with machinery is __________.
a. to have someone else in the work area
b. enter a work area while the machine is running
c. do not work on wet floors
d. to keep work tools out in the work area for easy access - ANS c. do not work on wet floors
A device most often used to orient a surface so it is either parallel or perpendicular to the
ground is a __________.
a. Measuring tape
b. Spirit level
c. Plumb bob
d. Speed Square - ANS b. Spirit level
Some rules for safe dress to wear around machinery when it is running are __________.
a. wear safety glasses and gloves at all times
b. wear tight fitting clothing and heavy duty shoes
c. wear bright colored clothing
d. wear light weight, loose fitting clothing - ANS b. wear tight fitting clothing and heavy duty
shoes
A spirit level can be used __________.
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,a.
in a vertical or horizontal position
b.
only in the vertical position
c.
only in the horizontal position
d.
in any position - ANS a.
in a vertical or horizontal position
The three types of shaft-to-adjacent-shaft power transmission are __________.
a.
belt drive, clutch, and gear drive
b.
clutch, direct coupling, and gear drive
c.
belt drive, chain drive, and gear drive
d.
flexible coupling, direct coupling, and sleeve coupling - ANS c.
belt drive, chain drive, and gear drive
The purpose of having a clutch connecting two shafts together is to __________.
a.
allow the two shafts to be disconnected while running
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, b.
multiply the torque of the drive shaft
c.
allow for easier assembly and disassembly of the drive system
d.
change the direction of rotation - ANS a.
allow the two shafts to be disconnected while running
Which of the following describes rotary motion?
a.
extension or retraction of hydraulic or pneumatic cylinder
b.
spinning of the foundation to adjust for motor mounting
c.
turning of a motor shaft
d.
Application of a round break to slow the machine down - ANS c.
turning of a motor shaft
Which of the following is a quality of grease?
a.
Hardness level
b.
Dropping Point
c.
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QUESTIONS AND ANSWERS
A mechanical power transmission system receives power from __________.
a. Driven
b. Driver
c. Prime Mover
d. B and C - ANS d. B and C
A machine foundation should be designed to support the load of the machine, maintain the
alignment of coupled components, and _________________.
a. be easily moved
b. be lightweight
c. blend with the other foundations
d. absorb any vibration created by the machine - ANS d. absorb any vibration created by the
machine
__________ may remove a lockout on the power source of a piece of mechanical equipment.
a. Only the instructor
b. Any two people
COPYRIGHT © 2025 BRAINBARTER ALL RIGHTS RESERVED 1
,c. Only the person who installed the lockout
d. Any person familiar with the mechanical equipment - ANS c. Only the person who installed
the lockout
In addition to dress rules, another rule to follow with machinery is __________.
a. to have someone else in the work area
b. enter a work area while the machine is running
c. do not work on wet floors
d. to keep work tools out in the work area for easy access - ANS c. do not work on wet floors
A device most often used to orient a surface so it is either parallel or perpendicular to the
ground is a __________.
a. Measuring tape
b. Spirit level
c. Plumb bob
d. Speed Square - ANS b. Spirit level
Some rules for safe dress to wear around machinery when it is running are __________.
a. wear safety glasses and gloves at all times
b. wear tight fitting clothing and heavy duty shoes
c. wear bright colored clothing
d. wear light weight, loose fitting clothing - ANS b. wear tight fitting clothing and heavy duty
shoes
A spirit level can be used __________.
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,a.
in a vertical or horizontal position
b.
only in the vertical position
c.
only in the horizontal position
d.
in any position - ANS a.
in a vertical or horizontal position
The three types of shaft-to-adjacent-shaft power transmission are __________.
a.
belt drive, clutch, and gear drive
b.
clutch, direct coupling, and gear drive
c.
belt drive, chain drive, and gear drive
d.
flexible coupling, direct coupling, and sleeve coupling - ANS c.
belt drive, chain drive, and gear drive
The purpose of having a clutch connecting two shafts together is to __________.
a.
allow the two shafts to be disconnected while running
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, b.
multiply the torque of the drive shaft
c.
allow for easier assembly and disassembly of the drive system
d.
change the direction of rotation - ANS a.
allow the two shafts to be disconnected while running
Which of the following describes rotary motion?
a.
extension or retraction of hydraulic or pneumatic cylinder
b.
spinning of the foundation to adjust for motor mounting
c.
turning of a motor shaft
d.
Application of a round break to slow the machine down - ANS c.
turning of a motor shaft
Which of the following is a quality of grease?
a.
Hardness level
b.
Dropping Point
c.
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