Question

A sharp knife cuts better than a blunt one.
give reason​

Answer 1

Answer:

A sharp knife has a very thin edge to its blade. A sharp knife cuts objects better because due to its very thin edge, the force of our hand falls over very small area of the object producing a large pressure. And this large pressure cuts the object easily. On the other hand, a blunt knife has a thicker edge.

Answer 2

Explanation:

Because pressure is indirectly proportional to contact area if contact will decrease,pressure will be increase...........