Technical Aptitude test 2

What is the primary function of a microcontroller in a robotic system?

• Power supply

• Motion control

• Data processing

• Signal transmission

Which motor type is most commonly used for precise angular motion in robotics?

• Stepper motor

• DC motor

• Brushless motor

• Servo motor

What is the role of a sensor in robotics?

• Provide mechanical support

• Detect environmental changes

• Store data

• Transmit power

Which component is used to convert rotational motion to linear motion in robotics?

• Pulley

• Gear

• Lead screw

• Flywheel

What material is commonly used for lightweight robot frames?

• Steel

• Aluminium

• Copper

• Lead

What is the purpose of an encoder in robotics?

• Amplify signals

• Control speed

• Measure position or rotation

• Reduce noise

Which type of battery is widely used in mobile robots?

• Lead-acid

• Nickel-cadmium

• Lithium-ion

• Alkaline

What does an actuator do in a robot?

• Processes data

• Converts energy into motion

• Stores information

• Monitors external conditions

What is a primary feature of brushless motors compared to brushed motors?

• Higher friction

• Lower efficiency

• Longer lifespan

• Easier maintenance

Which communication protocol is commonly used for sensors in robotics?

• HTTP

• CAN

• FTP

• None