DC Motor and Arduino Robotics Worksheet

Front

What is the primary function of a DC motor in a robotics context?

Back

To convert electrical energy into mechanical motion

Front

Which component in a DC motor controls the current direction to maintain rotation?

Back

Commutator

Front

What is the role of a motor driver in controlling a DC motor?

Back

To amplify current and control motor speed and direction

Front

Which Arduino command sets a pin as an output?

Back

pinMode(pin, OUTPUT)

Front

Where is the command to set an Arduino pin as output typically placed?

Back

In the setup() function

Front

What does PWM stand for?

Back

Pulse Width Modulation

Front

What is the purpose of PWM in controlling a DC motor?

Back

To provide variable speed control by adjusting power delivered

Front

PWM value range used in Arduino's analogWrite() function?

Back

0 to 255

Front

What does the duty cycle in PWM represent?

Back

The ratio of ON time to total period of the signal

Front

In a typical two-motor robot, which Arduino pins control the left motor?

Back

Pins 5 and 6