Test6: Quiz on Levers

In a Class 1 lever, where is the fulcrum located?

• Between the load and effort

• At the end of the lever

• Between the effort and load

• At the load

Which tool is an example of a Class 1 lever?

• Wheelbarrow

• Crowbar

• Fishing rod

• Hammer

What is the role of the user when using a dolly as a lever?

• Acting as the fulcrum

• Applying the load

• Applying the force

• Acting as the load

Which of the following is NOT a component of a block and tackle system?

• Rope

• Pulley

• Lever

• Block

Which of the following is NOT a characteristic of a wheel and axle system?

• Reduces friction

• Increases load movement efficiency

• Generates electricity

• Consists of a wheel and a rod

What happens when the slope of an inclined plane is steeper?

• Force required decreases, distance traveled increases

• Force required increases, distance traveled decreases

• Force required and distance traveled both increase

• Force required and distance traveled both decrease

What does the thread pitch in screws affect?

• Color and texture

• Mechanical advantage and speed of motion

• Weight and size

• Temperature and pressure

Which of the following best describes the "load" in the inclined plane example?

• The person exerting force

• The ramp used

• The box being lifted

• The truck receiving the box