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Question
The diagram below shows a rod lifting a stone.
- Mark position of fulcrum F and draw arrows to show the directions of load L and effort E.
- What class of lever is the rod?
- Give one more example of the same class of lever stated in part (b).
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Solution
(a)
(b) This rod is a class II lever as load is between fulcrum and effort.
(c) An example of class II lever is a bottle opener.
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