Sensors and Actuators
Authored by Gerald Allison
Engineering
9th Grade
Used 1+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of sensor detects the presence of objects without physical contact?
Limit switch
Proximity sensor
Encoder
Strain gauge
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What principle do capacitive proximity sensors use to detect objects?
Magnetic field changes
Light reflection
Changes in capacitance
Ultrasonic reflection
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which motor type provides the most precise positioning control?
AC induction motor
Stepper motor
DC motor
Universal motor
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of an encoder in a motion control system?
To convert electrical energy to mechanical motion
To measure position or speed
To increase motor torque
To reduce electrical noise
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which sensor would be most appropriate for detecting the level of water in a tank?
Photoelectric sensor
Ultrasonic sensor
Inductive sensor
Capacitive proximity sensor
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does RTD stand for in temperature sensing?
Resistance Temperature Detector
Rapid Thermal Device
Remote Temperature Display
Radiant Temperature Diode
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which actuator provides linear motion directly from electrical energy?
Solenoid
DC motor
Stepper motor
Servo motor
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