Maintenance Technician Aptitude Test
Maintenance Technician Aptitude Test
Test your knowledge and skills in maintenance basics, mechanical systems, pneumatics, and electrical applications with our comprehensive quiz. Whether you're looking to sharpen your expertise or gauge your understanding in the field, this quiz is designed to challenge and educate.
Key features include:
- 27 engaging questions
- Diverse topics from maintenance to hydraulics
- Immediate feedback on your answers
Maintenance Basics 2.) What tool is not used to measure a shaft diameter? (Select all that apply)
A. Micrometer
B. Caliper
C. Tape Measure
D. Multi-meter
E. Tachometer
Maintenance Basics 3.) Which is not an appropriate tool used to tighten a nut?
A. Open end wrench
B. Ratchet and socket
C. Slip-joint pliers
Maintenance Basics 4.) When referring to snap rings, which terms apply? (Select all that apply)
A. High-tension
B. Internal
C. External
D. Circular
E. Elliptical
Maintenance Basics 5.) Which sheet metal is thicker?
A. 8 gauge
B. 10 gauge
C. 3/8”
D. 7 gauge
Mechanical 1.) What three pieces of information are key to identifying a timing belt?
A. Width
B. Depth
C. Pitch
D. Circumference
E. Year made
Mechanical 2.) Referring to the image, what are they examples of?
A. Sprockets
B. Gears
C. Pulleys
Mechanical 3.) Referring to the image, if A spins clockwise in which direction will B spin?
A. Clockwise
B. Counterclockwise
C. No direction
Mechanical 4.) True or False. When replacing a sealed bearing it is important to grease it.
True
False
Mechanical 5.) What key pieces of information are needed to identify a ball bearing insert? (Select all that apply)
A. OD of the shaft
B. Diameter of the ball
C. Width of the bearings
D. OD of the bearing
E. Width of the shield
Mechanical 6.) Pulley A and B are joined by a belt. If Pulley A has a diameter of 16” and pulley B has a diameter of 8”, when pulley A turns at 100 rpm, how fast will pulley B turn?
A. 100 rpm
B. 50 rpm
C. 200 rpm
D. 400 rpm
Mechanical 7.) What does the “590” in R590 indicate when referring to oil?
A. Max. Temp.
B. Viscosity
C. Recommend oil change hours
D. Chemical composition
Pneumatic 1.) Refer to the picture of the pneumatic cylinder. In which position, A or B, would you put a flow control or metering valve to control the extension of the cylinder?
A
B
Pneumatic 2.) What type of sensor is commonly used to sense the position of a pneumatic cylinder? (Select all that apply)
A. Proximity sensor
B. Reed Switch
C. Photoelectric Sensor
D. Ultrasonic Sensor
Electrical 1.) Determine if there should or shouldn’t be voltage between the unique points located on the drawing to the right. Pick the correct answer for each of the following.
With the Switch Closed
a. 1& 10 voltage / no voltage
b. 9 & 12 voltage / no voltage
c. 4 & 7 voltage / no voltage
d. 6 & 12 voltage / no voltage
With the Switch Open
e. 1 & 10 voltage / no voltage
f. 9 & 12 voltage / no voltage
g. 4 & 7 voltage / no voltage
h. 6 & 12 voltage / no voltage
A. No Voltage b. Voltage c. Voltage d. No Voltage e. Voltage f. No Voltage g. No Voltage h. No Voltage
A. No Voltage b. Voltage c. Voltage d. No Voltage e. No Voltage f. No Voltage g. Voltage h. Voltage
A. Voltage b. Voltage c. No Voltage d. No Voltage e. No Voltage f. No Voltage g. Voltage e. Voltage
A. Voltage b. No Voltage c. No Voltage d. Voltage e. Voltage f. Voltage g. No Voltage h. No Voltage
Electrical 2.) If terminal 4 from the previous question was corroded which voltage measurement would change with the switch closed?
A. 1 & 10
B. 1 & 7
C. 6 & 12
D. none
Electrical 3.) If the filament burned out in the bulb from question 1, which voltage measurements would change with the switch closed?
A. 1 & 10
B. 1 & 7
C. 6 & 12
D. none
Electrical 4.) In a given circuit if there are two, 100 watt heaters, which wiring connection will draw the most current?
A. Series connection
B. Parallel connection
C. Both draw the same current
Electrical 6.) Which components does a DC motor have, that a squirrel cage induction motor doesn’t? (Select all that apply)
A. Stator
B. Rotor
C. Commutator
D. Brush
E. Peckerhead
F. Bearings
Electrical 7.) The picture above represents a relay. What kind of relay is it?
A. SPST
B. DPST
C. DPDT
D. SPDT
Hydraulic 2.) A key characteristic of liquids that make them ideal for hydraulic systems are:
a. Liquids are easily compressed
c. Liquids don’t leak like air
B. Liquids can’t be compressed
D. Liquids generally have high boiling points
Hydraulic 3.) A Hydraulic machine is basically a:
A. Force multiplier
C. Force divider
B. Force adder
D. Force subtractor
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