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Mechatronics Practice Test: Electrical Actuating Systems
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Electrical Actuating Systems topics include: Electrical switching basic principles, solenoids, electrical relays, output devices representation, induction motor speed control, electrical motors, ac motors and stepper motors. An electrical actuating system is a device that converts electrical energy into a mechanical action.  Here are some examples of electrical actuating systems: Electric linear actuators: These actuators are electrically actuated and can offer motion such as push, pull, and trigger to equipment. For example, electric linear actuators can be used to open or close power... Show more
Mechatronics Practice Test: Electrical Actuating Systems
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25 Questions

1. Which type of device is a stepper motor?
2. The magnetic field inside a solenoid is uniform.
3. Stepper motors are extremely reliable.
4. Which type of solid state relay turns “ON” when a minimum operating control voltage is applied and the load voltage nearly reaches zero?
5. Solid state relays face high arching problems.
6. How many windings does a 2 phase bipolar stepper motor have?
7. Length of rotation is directly related to ____
8. What is the full form of CPR with respect to motor movement?
9. Speed of an induction motor is dependent on the frequency of the input supply.
10. What is the relation between the current and the magnetic field?
11. Which is an example of temperature switch?
12. How many terminals does a GTO (Gate turn off thyristor) switch has?
13. AC motors do not have brushes.
14. What is the direction of the magnetic field with respect to the current of a solenoid?
15. How many leads does a 2 phase bipolar stepper motor have?
16. A stepper motor is a bad choice whenever control movement is required.
17. What is the synchronous speed of a 3-phase induction motor if has 9 poles and its frequency is 50 Hz?
18. What is the speed of a 3-phase induction motor if has a synchronous speed of 300 rpm and has percentage slip of 0.2% ?
19. The speed of the rotation of the stepper motor depends on ____
20. Rotor rheostat speed control method can be used for controlling the speed of squirrel cage motors.
21. Who invented Induction motor?
22. DIAC (Diode alternating current) is a bi-directional switching device.
23. What is the formula to calculate the step angle of a stepper motor?
24. Which passive element of a circuit is represented by a zig-zag line composed of sharp edged and even distributed alternating crests and troughs?
25. Which among the following is a property of hybrid stepper motor?