Mechatronics - Actuator

What is the primary function of an actuator?

• To generate electrical signals

• To move or control a mechanism or system by converting energy into motion

• To measure temperature

• To store energy

Which of the following is NOT an example of an actuator?

• Solenoid

• Hydraulic cylinder

• Thermometer

• Electric motor

What are the main types of actuators discussed in the session?

• Hydraulic, pneumatic, electric, thermal/magnetic, mechanical

• Mechanical, electrical, chemical, optical

• Pneumatic, hydraulic, chemical, thermal

• Electric, magnetic, optical, chemical

Which type of actuator uses hydraulic fluid as a driving force?

• Pneumatic actuator

• Hydraulic actuator

• Electric actuator

• Thermal actuator

What is the typical energy source for pneumatic actuators?

• Hydraulic fluid

• Electricity

• Compressed air

• Magnetic fields

Which of the following is a subtype of electrical actuators?

• Hydraulic cylinders

• DC motors

• Pneumatic pistons

• Shape-memory alloys

How do thermal or magnetic actuators operate?

• Using hydraulic pressure

• Applying thermal or magnetic energy

• Using compressed air

• Converting electrical energy into mechanical torque

Which of the following is an example of a mechanical actuator?

• Gear and rack system

• Solenoid valve

• Hydraulic piston

• Electric motor

What is an example of a mechanical device used to convert rotary motion into linear motion?

• Solenoid

• Gear and rack system

• Hydraulic cylinder

• Electric motor

How does an AC motor differ from a DC motor?

• The rotor in an AC motor is a permanent magnet, and it has no brushes or commutators

• The AC motor uses hydraulic fluid

• The AC motor is powered by shape-memory alloys

• The AC motor converts thermal energy into motion