Mechatronics Final Exam Questions with Verified Answers Latest Update 2025
Pressure is a measure of __________. - Answers Force intensity
Printed on the bottom of a gauge face is \"100XkPa.\" Your gauge pointer is pointing to 40 on the inner
scale. What is the actual pressure? - Answers 4000 kPa
The 5-port, 3-position DCV is held in the mid-position by the __________. - Answers Springs
Industry uses quick-connect fittings when __________. - Answers There is a frequent need to connect
and disconnect a hose
This assembly moves inside the barrel-shaped body of a cylinder. - Answers Piston/Rod
DCV stands for __________. - Answers Directional control valve
Which fluid is most commonly used in pneumatics? - Answers Air
Why would a spring symbol be added to a schematic drawing of a DCV? - Answers It causes the spool to
be positioned in the center condition.
How many positions and ports will a 5/3 DCV have? - Answers 5 ports and 3 positions
Smaller dirt particles are removed from the air by the filter's __________. - Answers Element
Filters should be used on all pneumatic systems because atmospheric air contains __________. -
Answers Dust
What causes the poppet of a pressure regulator to close? - Answers An increase in downstream pressure
Pneumatic symbols have been standardized by the ISO which stands for __________. - Answers
International Organization for Standardization
This fitting is used to connect two branch circuits to a single supply line. - Answers Tee
When using an air compressor, at what point does air actually flow? - Answers When there is a
difference in pressure between two points in the system
The control devices used in pneumatics are called __________. - Answers Valves
Which of the following is not a pneumatic safety rule? - Answers Use any container for compressed air.
Which pneumatic component provides straight-line motion? - Answers Cylinder
Which pneumatic actuator converts compressed air flow into rotary motion? - Answers Motor
The 3-port DCV is used in applications where the actuator needs to be powered in __________. -
Answers One directions
, Two of the most common design types of pneumatic motors are __________. - Answers Vane and
piston
A dashed line in a pneumatic schematic diagram represents a(n) __________. - Answers Pilot line
The single-acting to extend spring return cylinder is extended by the __________. - Answers Pressure
To reduce the noise of a pneumatic 3-position, 4-way DCV, a __________ is used. - Answers Muffler
Pneumatic motors operate by using air pressure to create a turning force called __________. - Answers
Torque
Symbols in pneumatics are used to show __________. - Answers Function
The body of a single-acting, spring-return cylinder has __________. - Answers One connection port
When a 3/2 pneumatic DCV is not actuated, what happens to the compressed air at port A? - Answers It
is allowed to exhaust to the atmosphere.
Quick-connect fittings have a __________ valve built in. - Answers Check
A directional control valve is used to __________. - Answers Change the direction of the fluid
Which of the following is not considered part of the hydraulic power unit? - Answers Actuator
What term is used to describe the maximum possible reading of a pressure gauge? - Answers Range
Another name for a cylinder would be a(n) __________. - Answers Actuator
Fluid power deals with the transmission and control of energy by a pressurized __________. - Answers
Fluid
Which of the following is not shown in a hydraulic schematic? - Answers Liquid
Pressure is equal to force divided by __________. - Answers Area
Which of the following is not considered one of the five basic components of a hydraulic system? -
Answers Pressure
The spool of a directional control valve is shifted to different positions by the __________. - Answers
Operator
The most common type of pressure gauge is the __________. - Answers Bourdon tube
A double-acting cylinder will extend when oil flows into the __________. - Answers Cap end
A(n) __________ fitting is used when you want to connect two circuits to a single supply. - Answers Tee
Which type of flowmeter must be oriented in a vertical position? - Answers Rotameter
Pressure is a measure of __________. - Answers Force intensity
Printed on the bottom of a gauge face is \"100XkPa.\" Your gauge pointer is pointing to 40 on the inner
scale. What is the actual pressure? - Answers 4000 kPa
The 5-port, 3-position DCV is held in the mid-position by the __________. - Answers Springs
Industry uses quick-connect fittings when __________. - Answers There is a frequent need to connect
and disconnect a hose
This assembly moves inside the barrel-shaped body of a cylinder. - Answers Piston/Rod
DCV stands for __________. - Answers Directional control valve
Which fluid is most commonly used in pneumatics? - Answers Air
Why would a spring symbol be added to a schematic drawing of a DCV? - Answers It causes the spool to
be positioned in the center condition.
How many positions and ports will a 5/3 DCV have? - Answers 5 ports and 3 positions
Smaller dirt particles are removed from the air by the filter's __________. - Answers Element
Filters should be used on all pneumatic systems because atmospheric air contains __________. -
Answers Dust
What causes the poppet of a pressure regulator to close? - Answers An increase in downstream pressure
Pneumatic symbols have been standardized by the ISO which stands for __________. - Answers
International Organization for Standardization
This fitting is used to connect two branch circuits to a single supply line. - Answers Tee
When using an air compressor, at what point does air actually flow? - Answers When there is a
difference in pressure between two points in the system
The control devices used in pneumatics are called __________. - Answers Valves
Which of the following is not a pneumatic safety rule? - Answers Use any container for compressed air.
Which pneumatic component provides straight-line motion? - Answers Cylinder
Which pneumatic actuator converts compressed air flow into rotary motion? - Answers Motor
The 3-port DCV is used in applications where the actuator needs to be powered in __________. -
Answers One directions
, Two of the most common design types of pneumatic motors are __________. - Answers Vane and
piston
A dashed line in a pneumatic schematic diagram represents a(n) __________. - Answers Pilot line
The single-acting to extend spring return cylinder is extended by the __________. - Answers Pressure
To reduce the noise of a pneumatic 3-position, 4-way DCV, a __________ is used. - Answers Muffler
Pneumatic motors operate by using air pressure to create a turning force called __________. - Answers
Torque
Symbols in pneumatics are used to show __________. - Answers Function
The body of a single-acting, spring-return cylinder has __________. - Answers One connection port
When a 3/2 pneumatic DCV is not actuated, what happens to the compressed air at port A? - Answers It
is allowed to exhaust to the atmosphere.
Quick-connect fittings have a __________ valve built in. - Answers Check
A directional control valve is used to __________. - Answers Change the direction of the fluid
Which of the following is not considered part of the hydraulic power unit? - Answers Actuator
What term is used to describe the maximum possible reading of a pressure gauge? - Answers Range
Another name for a cylinder would be a(n) __________. - Answers Actuator
Fluid power deals with the transmission and control of energy by a pressurized __________. - Answers
Fluid
Which of the following is not shown in a hydraulic schematic? - Answers Liquid
Pressure is equal to force divided by __________. - Answers Area
Which of the following is not considered one of the five basic components of a hydraulic system? -
Answers Pressure
The spool of a directional control valve is shifted to different positions by the __________. - Answers
Operator
The most common type of pressure gauge is the __________. - Answers Bourdon tube
A double-acting cylinder will extend when oil flows into the __________. - Answers Cap end
A(n) __________ fitting is used when you want to connect two circuits to a single supply. - Answers Tee
Which type of flowmeter must be oriented in a vertical position? - Answers Rotameter
