Question

Give reason why it is easy to cut vegetables or fruits by sharp knife than blunt knife

Answer 1

Answer:

A sharp knife makes less area of contact with the vegetables due to which pressure increases and we are able to cut vegetables easily.

Answer 2

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Pressure is inversely proportional to area. Sharp knife has a small area of contact than the blunt knife. Thus, a force will exert more pressure while using a sharp knife than while using a blunt knife.