Internet of Things using Arduino
Q1. What is the purpose of using an H-bridge configuration in the L293D motor driver?
a) To regulate the voltage supplied to the motor
b) To amplify the current flowing through the motor
c) To provide feedback to the Arduino
d) To control the direction of current flow to the motor
Q2. What does the boolean variable represent in the Arduino code?
a) The state of the push button
b) The voltage level of the potentiometer
c) The direction of the motor
d) The speed of the motor
Q3. Which component is specifically designed to control the direction and speed of DC motors?
a) Potentiometer
b) Push Button
c) L293D Motor Driver
d) Arduino
Q4. How does the L293D motor driver control the direction of a DC motor?
a) By switching push button
b) By adjusting the potentiometer's position
c) By manipulating the polarity of the voltage applied to the motor terminals
d) By reading the analog input from the Arduino
Q5. Which component is responsible for toggling the direction of the DC motor between forward and backward?
