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WorksheetsPre-test Lab 1 - Automatic Control
Total questions: 10
Worksheet time: 3mins
What is the primary purpose of electro-pneumatic systems?
To store electrical energy
To control the motion of mechanical systems using compressed air and electrical signals
To generate hydraulic power
To convert chemical energy into mechanical energy
What is the function of a single-acting cylinder in an electro-pneumatic system?
It moves in both forward and backward directions
It moves only in one direction and returns by a spring force
It stores compressed air
It controls the speed of airflow
Which component is responsible for switching the flow of compressed air in an electro-pneumatic circuit?
Motor
Relay
Valve
Pressure gauge
A double-acting cylinder requires compressed air:
On both sides of the piston for bidirectional motion
Only on one side for a single movement
To store energy for future use
To operate as a sensor
Which type of valve is commonly used to control a single-acting cylinder?
3/2-way valve
5/2-way valve
5/3-way valve
Check valve
In an electro-pneumatic system, solenoid valves are activated by:
Hydraulic pressure
Electrical signals
Mechanical levers
Compressed air
What is the main advantage of using electro-pneumatic control systems in industrial applications?
They operate without requiring electricity
They provide precise and automated control of pneumatic actuators
They consume less air than traditional pneumatic systems
They are independent of any external control signals
Which of the following components is NOT typically found in an electro-pneumatic circuit?
Solenoid valve
Air compressor
Hydraulic pump
Pushbutton switch
A 5/2-way valve is primarily used for:
Controlling a single-acting cylinder
Controlling a double-acting cylinder
Increasing air pressure
Measuring airflow
The COM3LAB - LD Didactic training kit is used in this experiment to:
Control a hydraulic system
Train students on the basic principles of electro-pneumatics
Measure electrical resistance
Convert pneumatic power to hydraulic power
