Question

why do tools meant for cutting always have sharp edges?​

Answer 1

Answer:

The smaller the area, larger the pressure on a surface for the same force. This is why tools meant for cutting and piercing always have sharp edges. By increasing the area we can also reduce the pressure on a surface for the same applied force

Explanation:

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Answer 2

Answer:

As pressure is inversely proportion to area so as the area will increase so pressure will decrease. The cutting tools have small area so the pressure applied will be increased and the tools can cut fruits easily by applying small force

Explanation:

Pressure =Force/Area