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Questions and Answers
What is the purpose of the atexit.register(turn_off_motors) statement?
What is the purpose of the atexit.register(turn_off_motors) statement?
- It ensures the motors are turned off when the program is terminated.
- It allows the program to exit gracefully by releasing the motors.
- It initializes the `turn_off_motors` function to be called at the end of the program.
- It registers the `turn_off_motors` function to be called when the program exits, ensuring the motors are turned off. (correct)
What is the purpose of the Raspi_MotorHAT.RELEASE constant used in the lm.run() and rm.run() methods?
What is the purpose of the Raspi_MotorHAT.RELEASE constant used in the lm.run() and rm.run() methods?
- It sets the motor speed to 0.
- It initializes the motor to a specific state.
- It sets the motor to a default speed.
- It releases the motor, stopping its rotation. (correct)
What is the purpose of the mh.getMotor(1) and mh.getMotor(2) statements?
What is the purpose of the mh.getMotor(1) and mh.getMotor(2) statements?
- They initialize the left and right motors with the Motor HAT.
- They retrieve the motor objects for the left and right motors, respectively. (correct)
- They define the motor ports for the left and right motors.
- They set the speed of the left and right motors.
What is the purpose of the lm.setSpeed(150) and rm.setSpeed(150) statements?
What is the purpose of the lm.setSpeed(150) and rm.setSpeed(150) statements?
What is the purpose of the Raspi_MotorHAT(addr=0x6f) statement?
What is the purpose of the Raspi_MotorHAT(addr=0x6f) statement?
What is the purpose of the lm.run(Raspi_MotorHAT.FORWARD) and rm.run(Raspi_MotorHAT.FORWARD) statements?
What is the purpose of the lm.run(Raspi_MotorHAT.FORWARD) and rm.run(Raspi_MotorHAT.FORWARD) statements?
What is the purpose of the time.sleep(1) statement?
What is the purpose of the time.sleep(1) statement?
What is the purpose of the turn_off_motors() function?
What is the purpose of the turn_off_motors() function?
Why is the Raspi_MotorHAT class imported from the Raspi_MotorHAT module?
Why is the Raspi_MotorHAT class imported from the Raspi_MotorHAT module?
What is the purpose of the lm = mh.getMotor(1) and rm = mh.getMotor(2) statements?
What is the purpose of the lm = mh.getMotor(1) and rm = mh.getMotor(2) statements?
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