Question

5 example in which pressure increase in the contact area of surface.

Answer 1

Explanation:

. 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.

Answer 2

1)standing on pillow

2) Edge of an arrow

3)Tip of a sewing needle.

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

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