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Questions and Answers
What are the different classes of actuators mentioned in the text?
What are the different classes of actuators mentioned in the text?
- Starter solenoid, pneumatic or hydraulic valve, and Lorentz’s force law
- Solenoids, DC motors, AC motors, hydraulics, and pneumatics (correct)
- Switching devices, drive systems, and electromagnetic principles
- Relays, transistors, diodes, thyristors, and keyboards
What are the differences among series, shunt, compound, permanent magnet, and stepper DC motors?
What are the differences among series, shunt, compound, permanent magnet, and stepper DC motors?
- The text does not provide information on this
- They differ in the type of force they produce
- They differ in their control mechanisms and applications
- They differ in their construction and working principles (correct)
What are the components used in hydraulic and pneumatic systems?
What are the components used in hydraulic and pneumatic systems?
- Mechanical switches and pneumatic or hydraulic valves (correct)
- Keyboards and limit switches
- Relays and transistors
- Starter solenoid and Lorentz’s force law
What do solenoids do according to the text?
What do solenoids do according to the text?
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What is the purpose of drive systems mentioned in the text?
What is the purpose of drive systems mentioned in the text?
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