Speed, Torque, and Gear Ratios

When speed increases, what happens to the value of torque?

• increases
• decreases
• stays constant

When speed decreases, what happens to the value of torque?

• increases
• decreases
• stays constant

When speed is constant, what happens to the value of torque?

• increases
• decreases
• stays constant

Looking at the picture, what is the gear ratio?

• 4:24
• 1:6
• 2:12
• 1:9

Looking at the picture, what is the gear ratio?

• 6:10
• 3:10
• 10:6
• 3:5

Looking at the picture, what is the gear ratio?

• 4:6
• 6:4
• 2:3
• 3:2

A gear ratio is defined as which of the following?

• Teeth of gear : teeth of gear
• gear shape : gear shape
• Speed : torque

When gears are equal in size, what happens to the speed and torque?

• Speed increases; torques decreases
• Speed decreases; torque increases
• Speed and torque are constant

When gears are equal in size, what is the gear ratio?

• 1:2
• 1:3
• 2:5
• 1:1

On a Ferris wheel, what happens to the speed and torque?

• Speed decreases; torques increases
• Speed decreases; torques decreases
• Speed increases; torques decreases
• Speed increases; torques increases