when the cutting edge of a knife is a put against a fast rotating stone to sharpen it sparks area seems to fly, explain the reason ?
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4
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this all because of to make the knife too much sharp on the stone and come
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16
Answer:
When the cutting edge of a knife is put against a fast rotating stone to sharpen it, sparks are seen to fly. Explain the reason. Answer: Friction between grinding stone and the cutting edge of the knife produces heat.
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