Pulleys and Mechanical Advantage

What is the mechanical advantage of this pulley?

• .5

• 1

• 1.5

• 2

A load of 650 newtons is lifted with this pulley. What is the effort required to do this work?

• 300

• 325

• 600

• 650

An effort of 450 newtons is applied to this pulley. What is the force of the load that will be lifted?

• 450

• 600

• 750

• 900

What is the mechanical advantage of this pulley system?

• 4

• 6

• 8

• 10

How much effort is required to lift the 300 newton load?

• 50

• 60

• 75

• 90

What is the mechanical advantage of this pulley?

• 1

• 2

• 3

• 4

What is the effort required to lift a load of 170 newtons using this pulley system?

• 57

• 114

• 85

• 90

An effort of 640 newtons is applied to this pulley system. What is the load that it will lift?

• 1280

• 1600

• 1920

• 2560

What is the mechanical advantage of this pulley system?

• 4

• 5

• 6

• 7

What is the effort required to lift a load of 600 newtons?

• 100 newtons

• 150 newtons

• 300 newtons

• 600 newtons