PLTW: Gear Ratios

Front

A 36 tooth driving gear is moving a 12 tooth driven gear. What is the gear ratio?

Back

1:3

Front

A 12 Tooth driving gear (connected to the motor) is connected to a 36 tooth driven gear. What is the gear ratio and mechanical advantage?

Back

3 : 1 Torque Advantage

Front

Looking at the picture, what is the gear ratio? The arrow indicates how the motor is turning the gear.

Back

5 : 3

Front

What's the ratio? Make sure ratio is reduced

Back

7 : 5

Front

What's the ratio? Make sure ratio is reduced

Back

1:1

Front

What's the ratio? Make sure ratio is reduced

Back

1 : 7

Front

Looking at the picture, what is the gear ratio?
The arrow indicates how the motor is turning the gear.

Back

3 : 2

Front

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

Back

1:1

Front

What is the gear ratio with a driving gear with 40 teeth and a driven gear with 8 teeth? Make sure ratio is reduced to lowest terms

Back

1 : 5

Front

What is the Gear Ratio of a driven gear with 8 teeth and a driving gear with 32 teeth?

Back

1 : 4