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Question
Answer the following in detail.
What is a wedge? Explain the principle on which it works by giving suitable examples.
Solution
A wedge is a double inclined plane such that the two sloping surfaces taper to form either a sharp edge or a pointed edge. Examples: A knife, an ax, a chisel.
In some special cases, the number of inclined planes used can be more than two as well. In such cases, the sloping surfaces generally taper to form either a very’ shaip or a pointed edge to split or pierce materials. Pins, nails, and needles are examples of pointed wedges. The front end of a boat is shaped like a wedge so that it can easily cut across the flowing water.
The wedge works on a principle of an inclined plane.
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