Know you hardware
What is the pitch and thread for the most commonly used on the VEX platform?
The pitch and thread is 8-32
How many ports does the VEX V5 brain have from the V5 smart plugs
21 ports can be found on the V5 brain
If you wanted to build a robot that need to pull something heavy what would be the first thing you should plan for?
Down gearing the drivetrain to increase the amount of torque.
In competition what is the maximum time your code can run for during a match?
Each team can only run for 15 seconds, teams can have different codes for the left and right side of the field.
How long does a match last for from start to finish?
2 minutes and 45 seconds
What sized head screwdriver is for the metal locking collar?
What 3 different code syntax does the Vex V5 brain can use?
Python, C++ and Blocks
Red motors are 100 RPM and Blue motors are 600 RPM what is the Green motors?
200 RPM
In Python when setting up your claw to be used on a controller you must do what first?
Its known as a Call back to a function
What does it mean what something is match effective?
It means points that a team earns during a match that cannot be touched by the other team.
What part is used for a shaft to reduced friction and move smoothly in an opening?
A bearing is used to help reduce friction and spin smoothly.
How can test a motor without coding for it?
In the brain setting it allows a user to see all ports and test for any mechanical issues without the use of code.
If you have 2 Gears the same size what is the gear ratio?
1:1 because both gears are the same size regardless to the input from the motor.
Which syntax complies in the computer?
C++
What was the name of the of the game in 2021-2022?
Tipping Point
What hardware in standard practice should be used to help keep gears aligned in the drivetrain?
Nylon spacers are used to help keep the gears aligned.
The brain and controller and switch between these 2 setting and still control the robot
Bluetooth and VexNet (2.4ghz Wifi)
If you have 3 gears aligned what is the gear in the middle known as?
Which sensor is used to measure the amount of light?
Line tracers measures the amount of light.
Can a team have 2 players on the same team operate a one robot?
Yes- member can use more than 2 controllers.
What hardware is used to help make rigid connections as well as add dimension to a build?
Standoffs- they come in different size lengths to make connections and well as dimension.
What will the brain do it if senses a bad connection between the smart motor and brain?
The port on the brain will blink slowly
What are the 2 different types of wheels that can be programed to "crab walk"?
Omni wheels and Mechumacum
Fix this code:
def when_started1():
global myVariable
drivetrain.Drive_for(FORWARD, 200, MM, wait=True)
drivetrain.turn_for(RIGHT, 90, DEGREES, wait=True)
drivetrain.drive_for(FORWARD, 200, MM, wait=True)
drivetrain.turn_for(RIGHT, 90, DEGREES, wait=true)
drivetrain.stop()
def when_started1():
global myVariable
drivetrain.drive_for(FORWARD, 200, MM, wait=True)
drivetrain.turn_for(RIGHT, 90, DEGREES, wait=True)
drivetrain.drive_for(FORWARD, 200, MM, wait=True)
drivetrain.turn_for(RIGHT, 90, DEGREES, wait=True)
drivetrain.stop()
What are the main roles on a VEX team?
Builder, Programmer, and Designer.