MAT Gear Ratio Quiz Week 7

What is the gear ratio between gears 1 and 2 if A=10 and B=20?

• 1:2

• 2:1

• 1:1

• 2:3

If A turns one time, how many times will B turn if A=10 and B=40?

• 1

• 2

• 3

• 4

What is the purpose of an idler gear?

• To increase torque

• To change gear rotation direction

• To reduce gear size

• To increase gear speed

What advantage do you gain from using gears?

• Increased force

• Increased speed

• Increased torque

• Increased RPM

Tags

NGSS.MS-PS2-1

How do you determine the gear ratio between two sets of gears?

• By counting the number of teeth

• By measuring the gear diameter

• By calculating the gear circumference

• By estimating the gear size

Why is torque important?

• To increase gear speed

• To decrease gear size

• To increase gear efficiency

• To increase power and force

What is the purpose of an idler gear?

• To increase torque

• To change gear rotation direction

• To reduce gear size

• To increase gear speed