Mechanical Advantage Quiz

What is the term used to describe the use of tools and equipment to make tasks easier?

• Mechanical advantage

• Electrical advantage

• Chemical advantage

• Thermal advantage

What is an example of a tool that provides mechanical advantage by being longer?

• Hammer

• Spanner

• Screwdriver

• Saw

In a class 3 lever, where is the fulcrum located?

• In the middle

• On one side

• At both ends

• Under the effort

What type of lever is a pair of tweezers?

• Class 1

• Class 2

• Class 3

• Not a lever

What is the main advantage of a class 3 lever?

• Increases speed

• Increases force

• Increases distance

• Decreases effort

What is a common characteristic of a class 3 lever?

• It is used to lift heavy objects

• It provides greater speed and range of motion

• It is designed to balance weights

• It reduces the distance needed to move an object

What is the calculated effort needed to lift the packing case?

• 120N

• 100N

• 150N

• 200N

In the example, what is the load to fulcrum distance in meters?

• 0.1m

• 0.2m

• 0.05m

• 0.15m

Which class of lever has the fulcrum between the effort and the load?

• Class 1

• Class 2

• Class 3

• Class 4

What happens to the effort required if the distance from the pivot to the effort is increased?

• It decreases

• It increases

• It remains the same

• It doubles