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WorksheetsQuiz on Logical Sensors and Actuators
Total questions: 15
Worksheet time: 8mins
What is a logical sensor primarily used for?
To measure pressure
To control the temperature
To detect the state of a process
To store data
Which of the following is an example of a contact switch?
Pushbutton
Photoelectric sensor
Inductive sensor
Capacitive sensor
What type of sensor detects the presence of metal objects?
Mechanical contact sensor
Inductive proximity sensor
Photoelectric sensor
Capacitive proximity sensor
What is the function of a limit switch?
To detect the position of an object
To measure temperature
To control voltage
To store energy
Which type of switch is known as a momentary switch?
Proximity switch
Limit switch
Reed switch
Pushbutton switch
What is the primary difference between sinking and sourcing sensors?
Direction of current flow
Type of material detected
Size of the sensor
Cost of the sensor
What type of sensor uses an electrostatic field to detect objects?
Photoelectric sensor
Mechanical contact sensor
Inductive proximity sensor
Capacitive proximity sensor
Which of the following sensors can detect non-metallic materials?
Capacitive proximity sensor
Inductive proximity sensor
Limit switch
Reed switch
What is the main purpose of a photoelectric sensor?
To measure temperature
To control pressure
To detect light presence
To store data
What type of wiring is used for a sinking NPN sensor?
Connect to negative supply
Connect to positive supply
Connect to ground only
Connect to AC supply
Which component is typically used in a retro reflective sensor?
Inductor
Reflective object
Transistor
Capacitor
What happens when an object blocks the beam in a through-beam sensor?
The sensor changes color
The sensor measures distance
The sensor is deactivated
The sensor is triggered
What is the role of the emitter in a photo optic sensor?
To store energy
To measure distance
To detect objects
To produce light beams
Which type of sensor is activated by a magnetic field?
Capacitive sensor
Photoelectric sensor
Inductive sensor
Reed switch
What is the primary function of a pushbutton switch?
To control a machine or process
To store data
To measure temperature
To detect light
