Question

Why do all cutting instruments have sharp edges? Give reason

Answer 1

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Answer: The cutting edges of tools like blades, knives etc., are provided withsharp edges to cut the things easily as the sharp edges has small area on which the force is applied, hence more pressure is applied.

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Answer 2

The cutting instruments have sharp edges this is because of the following reasons:

Explanation:

• The cutting edges of the tools like knives, scissors and blades have been provided by the sharp edges to allow the cutting of things easily with the sharp edges.
• The smaller the surface area over the force is applied, hence more pressure can be applied on the surface.
• The lesser the surface area of the cutting the more will be pressure applied. Thus the cutting instruments have sharp edges so that more pressure can be applied and cut off the material with less force.

Learn more about cutting instruments:

Why cutting instruments are sharping ?​: https://brainly.in/question/11656273

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