Question

Examples of class three lever in our body

Answer 1

Answer:

A bent arm is a Class 3 lever. The pivot is at the elbow and the forearm acts as the lever arm. The biceps muscle provides the effort (force) and bends the forearm against the weight of the forearm and any weight that the hand might be holding

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Answer 2

Answer:

Human arms and legs

Explanation:

in arms:

In class three lever, effort is present between load and fulcrum.

Load-Effort- Fulcrum

Fulcrum- Elbow

Effort- muscles in our arms

Load- loads held with hand