Mechanical Advantage

A 5-meter ramp lifts objects to a height of 0.75 meters. What is the mechanical advantage of the ramp?

• 6.67

• 5.67

• 5

• 6

Tags

NGSS.MS-PS2-1

A 10-meter long ramp has a mechanical advantage of 5. What is the height of the ramp?

• 2

• 5

• 10

• 20

A ramp with a mechanical advantage of 8 lifts objects to a height of 1.5 meters. How long is the ramp?

• 12 meters

• 4 meters

• 6 meters

• 8 meters

A child makes a ramp to push his toy dump truck up to his sandbox. If he uses 5 newtons of force to push the 12-newton truck up the ramp, what is the mechanical advantage of his ramp?

• 1.2

• 2.4

• 3.6

• 4.8

Tags

NGSS.MS-PS2-2

A ramp with a mechanical advantage of 6 is used to move a 36-newton load. What input force is needed to push the load up the ramp?

• 2

• 4

• 6

• 8

Gina wheels her wheelchair up a ramp using a force of 80 newtons. If the ramp has a mechanical advantage of 7, what is the output force (in newtons)?

• 17 N

• 560 N

• 10 N

• 8 N

A mover uses a ramp to pull a 1000-newton cart up to the floor of his truck (1.0 meters high). If it takes a force of 200 newtons to pull the cart, what is the length of the ramp?

• 10

• 5

• 200

• 500