Quiz #1: Gears, Sprockets, and Pulleys

Below was generated by ChatGPT and has not been verified/confirmed as accurate.

Here’s a 10-question multiple-choice quiz based on the VEX IQ Gears, Sprockets, and Pulleys article:

  1. What is the input component in a gear system?
    • A) The gear that is driven by the motor
    • B) The gear that transfers torque to the motor
    • C) The gear connected to the output device
    • D) The gear that turns slower than others
  2. What does an increase in torque result in?
    • A) Higher speed
    • B) Lower speed
    • C) Increased wear
    • D) Higher gear ratios
  3. If you want to increase the speed in a VEX IQ motor system, what should the input gear be?
    • A) Larger than the output gear
    • B) Smaller than the output gear
    • C) Equal to the output gear
    • D) None of the above
  4. What is torque commonly measured in?
    • A) Revolutions per minute (rpm)
    • B) Newton-meters (Nm)
    • C) Kilograms
    • D) Watts
  5. Which size gear ratio provides the highest speed for a 100 RPM motor?
    • A) 1:3
    • B) 1:5
    • C) 3:5
    • D) 5:1
  6. What type of ratio maintains constant speed and torque?
    • A) 2:1 ratio
    • B) 1:1 ratio
    • C) 5:1 ratio
    • D) 1:3 ratio
  7. What is the maximum size of a VEX IQ Plastic Pulley?
    • A) 20 mm
    • B) 30 mm
    • C) 40 mm
    • D) 50 mm
  8. What type of power transfer system uses chains?
    • A) Gears
    • B) Sprockets
    • C) Pulleys
    • D) None of the above
  9. What happens when two sprockets are connected?
    • A) They spin in opposite directions
    • B) The input sprocket spins slower
    • C) Both sprockets spin in the same direction
    • D) The output sprocket will skip teeth
  10. Which type of gear allows a 90-degree connection between gears?
  • A) Worm gears
  • B) Crown gears
  • C) Differential gears
  • D) Bevel gears

These questions cover key concepts from the VEX IQ article. For more details, visit VEX IQ Gears, Sprockets, and Pulleys.

Here is the answer sheet for the quiz:

  1. A) The gear that is driven by the motor
  2. B) Lower speed
  3. A) Larger than the output gear
  4. B) Newton-meters (Nm)
  5. D) 5:1
  6. B) 1:1 ratio
  7. C) 40 mm
  8. B) Sprockets
  9. C) Both sprockets spin in the same direction
  10. D) Bevel gears

These answers reflect key principles from the article on VEX IQ Plastic Gears, Sprockets, and Pulleys.