sensors and actuation systems quiz 2

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1. Name the factor determines the step angle of a stepper motor

• Motor voltage
• Number of windings
• Rotor inertia
• Number of rotor teeth and stator poles

2. Identify the application would a stepper motor be most suitable

• High-speed continuous rotation
• Variable-speed operation
• High-torque lifting
• Continuous linear motion

3. identify the type of feedback mechanism is commonly used in servo motor control systems

• Voltage feedback
• Current feedback
• Position feedback
• Speed feedback

4.------------ type of motor is more suitable for applications requiring continuous rotation at variable speeds

• Stepper motor
• Servo motor
• DC motor
• BLDC

5. The primary advantage of Brushless DC (BLDC) motors compared to brushed DC motors is

• Lower initial cost
• Higher efficiency and reliability
• Simpler control systems
• Higher torque output

6. In which application would a BLDC motor be most suitable?

• Continuous high-speed rotation
• High-voltage applications
• Variable-speed applications requiring high efficiency
• Low-speed high-torque applications

7. Name the type of mechanical actuator converts rotary motion into linear motion

• Lead screw
• Gear drive
• Rack and pinion
• Belt drive

8. Characteristic feature of gear drives is

• High backlash
• Low torque transmission
• Smooth and precise motion
• Limited speed range

9. The advantage of using rack and pinion systems in mechanical actuators is

• High torque transmission
• Limited linear motion range
• Low efficiency
• Noisy operation