Which component stores hydraulic fluid?
A
Compressor B
Reservoir C
Actuator D
Cylinder
Analysis & Theory
The reservoir stores oil used in hydraulic systems.
What is the main function of a compressor in a pneumatic system?
A
Store air B
Lubricate the air C
Compress air and supply pressure D
Control the direction of flow
Analysis & Theory
Compressor compresses air and supplies pressure to the system.
Which device controls actuator direction in both hydraulic and pneumatic circuits?
A
Filter B
Pump C
Compressor D
Directional Control Valve
Analysis & Theory
Directional control valves manage flow direction and actuator movement.
Hydraulic systems are preferred when:
A
Low pressure is needed B
Clean air is required C
High force and precision are required D
Lightweight tools are required
Analysis & Theory
Hydraulics provide high force and are suited for heavy-duty applications.
The FRL unit in pneumatics stands for:
A
Filter, Regulate, Lock B
Fast, Reliable, Long C
Filter, Regulator, Lubricator D
Flow, Relief, Line
Analysis & Theory
FRL = Filter, Regulator, Lubricator; it prepares air before use.