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Worksheets

Control System Components Quiz

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

In a home air conditioner, what acts as the sensor?

a)

Compressor

b)

Temperature thermostat

c)

Blower motor

d)

Remote control

2.

In a cruise control system, what generates the actuating signal?

a)

Speed sensor

b)

Controller

c)

Throttle

d)

Brake

3.

In a servo motor system, which part is the actuator?

a)

Motor

b)

Error detector

c)

Feedback sensor

d)

Power supply

4.

In an automatic electric iron, what provides feedback?

a)

Heating coil

b)

Thermostat

c)

Power cord

d)

User

5.

In a water level controller in a tank, what is the sensor?

a)

Float switch

b)

Pump

c)

Water tap

d)

Pipe

6.

In an elevator system, what is the actuator?

a)

Floor button

b)

Motor

c)

Position sensor

d)

Display panel

7.

In a room heater with thermostat, what is the controller?

a)

Thermostat

b)

Heater coil

c)

Blower

d)

Fan

8.

In an automatic door system, what senses a person’s presence?

a)

Motor

b)

Infrared sensor

c)

Door leaf

d)

Lock

9.

In a refrigerator, what is the controlled variable?

a)

Power consumption

b)

Compressor speed

c)

Temperature inside

d)

Light inside

10.

In a CNC machine, what is the actuator?

a)

Cutting tool

b)

Stepper motor

c)

Operator

d)

Control panel

11.

In a traffic light with density sensor, what is the sensor?

a)

Timer

b)

Inductive loop detector

c)

Signal pole

d)

Road sign

12.

In a drone, what provides feedback?

a)

Gyroscope/accelerometer

b)

Battery

c)

Propeller

d)

Camera (manual view)

13.

In a car automatic braking system, what detects obstacles?

a)

Brake pedal

b)

Radar / ultrasonic sensor

c)

Brake disc

d)

Speedometer

14.

In a washing machine, what is the actuator?

a)

Control dial

b)

Motor spinning drum

c)

Water inlet

d)

Lid

15.

In a smart irrigation system, what is the sensor?

a)

Soil moisture sensor

b)

Water pump

c)

Sprinkler

d)

Timer

16.

In an automatic blood pressure monitor, what is the actuator?

a)

Inflating pump

b)

Display

c)

Cuff

d)

Power button

17.

In a smart light that turns on at dusk, what is the sensor?

a)

LDR (Light Dependent Resistor)

b)

Bulb

c)

Switch

d)

Timer

18.

In a robotic arm, what typically acts as the controller?

a)

Microcontroller

b)

Gripper

c)

Motor

d)

Operator

19.

In a refrigerator, what is the actuator?

a)

Compressor

b)

Thermostat

c)

Light bulb

d)

Door

20.

In a car power window system, what is the actuator?

a)

Motor

b)

Switch

c)

Glass pane

d)

Door lock