Gear Ratio Test

What is the simplest form of the fraction 24/36?

• 2/3
• 3/4
• 4/5
• 5/6

Solve for x: 5/8 = x/16

• x=10
• x = 8
• x = 14
• x = 13

In a gear system, if the input gear has 20 teeth and the output has 30 teeth, what is the gear ratio?

• 2:3
• 3:2
• 5:3
• 3:5

If a driver gear is rotated 120 times and moves the driven gear with a gear ratio of 5:1, how many times will the other gear rotate?

• 20
• 24
• 30
• 60

What is the simplified form of the fraction 40/60?

• 2/3
• 3/4
• 4/5
• 5/6

Solve for x: 3/5 = x/25

• x = 15
• x = 12
• x = 18
• x = 10

In a gear system, if the input gear has 16 teeth, the idler gear has 13 teeth, and the output gear has 24 teeth, what is the gear ratio?

• 2:3
• 3:2
• 3:4
• 8:6

If the gear ratio is 5/8 does the gear train increase or decrees the speed?

• Increase
• Decrease
• Neither
• Both

If the gear ratio is 5/8 does the gear train increase or decrees the torque?

• Increase
• Decrease
• Neither
• Both

If a gear train has a GR of 1:4 and the driver gear is rotated 200 times how many times will the driven gear rotate?

• 500
• 48
• 800
• 600