VEX Robotics - Concepts To Understand

13 Questions | Total Attempts: 1822

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VEX Robotics - Concepts To Understand

This quiz will test your understanding of important concepts that you need in order to create advanced VEX Robots.  Use the VEX Inventor's Guide to answer the following questions.  Select all correct answers for each question (some have multiple correct answers).


Questions and Answers
  • 1. 
    • A. 

      The middle of the robot.

    • B. 

      The average position of the robot's height.

    • C. 

      The average position of the robot's weight.

    • D. 

      The average position of the robot's mass.

  • 2. 
    • A. 

      Triangles are the most supportive polygon.

    • B. 

      The shape created where your robot touches the ground.

    • C. 

      Any polygon that supports your robot.

    • D. 

      The circles of your robot's tires.

  • 3. 
    In order to have a robot that doesn't fall over, the _____________________ needs to be over the _____________________. 
  • 4. 
    Which of the following bots is more stable?A.  B.  
    • A. 

      A

    • B. 

      B

  • 5. 
    What is the best way to connect two metal VEX bars?
    • A. 

      One screw on the top.

    • B. 

      One screw on the bottom.

    • C. 

      Two screws. One above the other.

    • D. 

      Two screws. One to the side of the other.

    • E. 

      Two screws. One diagonal to the other.

  • 6. 
    What's the difference between a motor and a servomotor?
    • A. 

      A motor only turns counterclockwise.

    • B. 

      A motor only makes a partial rotation.

    • C. 

      A servomotor only makes a partial rotation.

    • D. 

      A servomotor only turns counterclockwise.

  • 7. 
    Which gear is connected directly to the motor?
    • A. 

      The driving gear.

    • B. 

      The driven gear.

    • C. 

      The small gear.

    • D. 

      The big gear.

  • 8. 
    Which of the following gear combinations will provide the most torque?A. B. C. 
    • A. 

      A

    • B. 

      B

    • C. 

      C

  • 9. 
    How do idle gears affect your robot?
    • A. 

      They don't.

    • B. 

      They change the speed of your robot.

    • C. 

      They change the torque of your motor.

    • D. 

      They change the rotation of the gears.

  • 10. 
    How does wheel size affect your robot?
    • A. 

      The bigger your wheels the faster it will go.

    • B. 

      The smaller your wheels the faster it will accelerate.

    • C. 

      The bigger your wheels the slower it will accelerate.

    • D. 

      The smaller your wheels the slower it will go.

  • 11. 
    Why are clutches important to have on all of your motors?
    • A. 

      They prevent the tires from getting damaged.

    • B. 

      They prevent the motor from getting damaged.

    • C. 

      They provide resistance to the motors.

    • D. 

      They look good.

  • 12. 
    Do you need to recharge your batteries every time you use them?
    • A. 

      Absolutely! This will prolong the life of the batteries.

    • B. 

      No way! Constant recharging can damage the batteries permanently.

    • C. 

      Sure. Why not?

    • D. 

      It's better to charge your batteries after they've been used for a long period of time.

  • 13. 
    What's the difference between "tank mode" and "arcade mode" on your transmitter?
    • A. 

      Arcade mode uses one joystick.

    • B. 

      Tank mode uses two joysticks.

    • C. 

      Arcade mode is #23.

    • D. 

      Tank mode is #12.