Question

Class-one lever and Class-two lever​

Answer 1

Answer:

The above clips are class 1 lever, class 2 lever and class 2 lever examples respectively.

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Answer 2

Answer:

IN CLASS 1:

1. Lever the fulcrum is between the effort and the load

2. A Class 1 Lever always change the direction of force applying a downward force effort on the Lever results in an upward movement of the load

3. the mechanical advantage of class 1 Lever can be greater than equal to or less than1

IN CLASS 2:

1. Lever is between the fulcrum and the effort

2. the effort armis always longer than the load are therefore the mechanical advantage is always greater than 1 hence it is used as a force multiplie

3.some examples of class 2 Lever a bottle opener ,wheelbarrow and nutcracker

Explanation:

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