Question

What type of lever has the load resistance between the fulcrum and the force?

• A. First class lever
• B. Second class lever
• C. Both (A) and (B)
• D. Third class lever

Hint:

The classification of levers and their mechanical advantages are determined by the positioning of the fulcrum, load, and applied force.

Answer 1

The Correct Option is B

To resolve the issue, the type of lever must be determined by the position of the load (resistance) relative to the fulcrum and the effort (force).

Answer:
This classification corresponds to a Second-Class Lever.

Explanation:

• A second-class lever is characterized by the fulcrum located at one extremity, the effort applied at the opposite extremity, and the load situated between them.
• This configuration generates a mechanical advantage, enabling a lesser force to displace a greater load.
• Real-world instance: A wheelbarrow.
• Physiological example: Rising onto the balls of the feet (toes serve as the fulcrum, body weight constitutes the load, and calf muscles exert the effort).

Final Answer:
In a Second-Class Lever, the load (resistance) is positioned between the fulcrum and the force.