How many support ropes does this pulley system (block and tackle) have?- 1
- 2
- 3
- 4
- 5

How many support ropes does this pulley system (block and tackle) have?- 1
- 2
- 3
- 4
- 5

How many support ropes does this pulley system (block and tackle) have?- 1
- 2
- 3
- 4
- 5

Which one of the following will require the least amount of force to lift the object?

Which one of the following requires the most force to lift the object?

Which one of the following has the greatest mechanical advantage (MA)?

Which one of the following has the smallest mechanical advantage (MA)?

Which one of the following has an MA of 4?

Which one of the following has an MA of 2?

Which one of the following has an MA of 3?

Which one of the following has an MA of 1?

Which one of the following requires an input force of 120N to lift the object?

Which one of the following requires an input force of 30 N to lift the object?

Which one of the following requires an input force of 60 N to lift the object?

Which one of the following requires an input force of 40 N to lift the object?

How much rope would have to be pulled out of the pulley to raise the object 10 cm?- 1 cm
- 5 cm
- 10 cm
- 15 cm
- 20 cm
- 30 cm

How much rope would have to be pulled out of the pulley to raise the object 10 cm?- 1 cm
- 5 cm
- 10 cm
- 15 cm
- 20 cm
- 25 cm
- 30 cm

How much rope would have to be pulled out of the pulley to raise the object 5 cm?- 1 cm
- 5 cm
- 10 cm
- 15 cm
- 20 cm
- 25 cm
- 30 cm

How much rope would have to be pulled out of the pulley to raise the object 5 cm?- 1 cm
- 5 cm
- 10 cm
- 15 cm
- 20 cm
- 25 cm
- 30 cm