VEX parts and mechanical gears

How would you describe the relationship between speed and torque?

• They are opposites.

• They are the same.

• You can't have both in a gear mechanism.

What are shaft collars used for?

• They spin in place on the drive shaft.

• They are used as gears.

• They lock on to the drive shaft to help keep it in place.

True or False: I should NEVER overtighten a screw or set screw.

• True

• False

The little rods, that look like axels are called

• shafts

• sticks

• mini poles

What does the idler do?

• increase torque and decrease speed

• increase speed and decrease torque

• changes of the direction of the driven gear to match the drive gear direction

• belt drive

• chain drive

• gear train with idler

• u-joint

• simple gear train

• gear train with idler

• leadscrew

• bevel gear

If on a bike, which kind of gear would be used?

• belt drive
• chain drive
• simple gear train
• bevel gear

What is this VEX Robot part?

• Vex Sprocket Gear
• Vex Motor Controller
• Vex Spur Gear
• Vex Worm Gear

What is the name of this gear assembly?

• Rack and Pinion

• Crank and Slider

• Cam and Follower

• Worm and Wheel