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- 1. Multiple Choice
Function of H-Bridge in DC motor control is
Change the speed of the DC motor
Change the direction of the DC motor
Send feedback of the speed of the DC motor
Measures the speed of the DC motor
- 2. Multiple Choice
to make the Motor A rotate backward and Motor B stop
Pin 9 - GND, Pin 8 - 5V, Pin 7 - GND
Pin 5 - GND, Pin 4 - GND, Pin 3 - GND
Pin 9 - 5V, Pin 8 - GND, Pin 7 - 5V
Pin 5 - GND, Pin 4 - GND, Pin 3 - GND
Pin 9 - 5V, Pin 8 - 5V, Pin 7 - GND
Pin 5 - 5V, Pin 4 - GND, Pin 3 - GND
Pin 9 - GND, Pin 8 - 5V, Pin 7 - 5V
Pin 5 - GND, Pin 4 - GND, Pin 3 - GND
- 3. Multiple Choice
Speed change of DC motor is controlled by
Enable pin
Input pins
H-bridge
Output pins
- 4. Multiple Choice
How header file is to be defined to code for servo motors?
# define Servo
# include Servo
#include<Servo.h>
Servo myservo;
- 5. Multiple Choice
If servo object is myServo and then servo control signal to make 150 degree angle, is coded as
myServo.write(150);
myServo.Write(852.5);
myServo.write(852.5);
analogWrite(852.5);
- 6. Multiple Choice
Servo signal pin must be connected to
any digital pin of Arduino
analog input pins A0 to A5
any one of the PWM pins
5V pin
- 7. Multiple Choice
What are the TRUE differences between this component in the picture and a DC MOTOR?
This component can turn to specific angle and DC Motors cannot
This component need 3 wires to connect
DC Motor can turn to 180 degrees only
DC Motor needs a signal wire, 5V and GND; this component needs 2 wires only
- 8. Multiple Choice
choose the right order
output - process - input
process - output - input
input - process - output
input - output - process
- 9. Multiple Choice
Which of the following lines serves the connection of servo motor attachment to pin 9?
myservo.pinMode(9);
myservo.attach(9);
myservoattach(9)
pinMode(servo,INPUT);
- 10. Multiple Choice
I think I have learned _________ about Arduinos
nothing at all
a little bit, but I need to do all of the projects
Much more, but I still get confused
A lot so far, this is not difficult
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