Question

explain the examples from your
day to day life where decreasing or increasing surface area can change​

Answer 1

Explanation:

example in which pressure increase with decrease in contact...

1. A sharp knife cuts more effectively than a blunt knife as it has a very small surface area and exerts more pressure.

2. A nail has a pointed edge so that it exerts more thrust or pressure.

3. Tip of a sewing needle.

4. Edge of an arrow.

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