Quiz on Automated Mechanisms and Robotics

What is an automated mechanism?

• A device that requires human intervention

• A device that performs a specific task without change

• A device that can change its operation

• A device that is only used in robotics

Which of the following is an example of a robot?

• A mechanical pencil

• A simple fan

• A programmable automated machine

• A toaster

What does a controller board do?

• Stores data for the robot

• Processes input signals only

• Acts as a power source

• Interfaces between the computer and devices

What is the primary function of a microcontroller?

• To provide unlimited processing power

• To control only motors

• To act as a sensor

• To cover basic functions of a computer on a single chip

In an open loop system, what is not considered?

• Input signals

• Output signals

• Control actions

• Feedback mechanisms

What is the role of a sensor in a closed loop system?

• To act as an actuator

• To detect physical or chemical variables

• To compare input and output signals

• To store data

Which of the following is a characteristic of closed loop systems?

• They are less precise than open loop systems

• They compare output to input signals

• They require manual control

• They do not adjust based on output

What type of sensor detects temperature?

• LDR

• NTC

• Ultrasonic

• PIR

What is an actuator?

• A device that stores information

• A device that processes data

• A device that detects variables

• A device that converts electrical energy into motion

Which of the following is true about servomotors?

• They do not require power

• They have a speed reducer and control circuit

• They can rotate continuously

• They are only used in open loop systems