Question : A wheelbarrow is an example of
Option 1: class III lever
Option 2: pulley system
Option 3: class I lever
Option 4: class II lever
Correct Answer: class II lever
Solution : The correct option is the class II lever.
A wheelbarrow is an example of a primitive machine referred to as a "lever." It is explicitly classified as a second-class lever. The load in a second-class lever is located between the effort (applied force) and the fulcrum (pivot point). A lever is a basic mechanism that consists of a rigid beam or bar pivoting around a fixed position known as the fulcrum.
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