Question

why it is easy to cut an apple with a sharp edge knife?​

Answer 1

Answer:

it is easyto cut an apple with a sharp its knife because the surface area of the knife is very e low and easily cut the Apple

Answer 2

Area of sharp knife is less and we know that pressure is inversely proportional to area.

$p = \frac{f}{a}$

Hence, area of sharp knife is less then the pressure is more so the apple will be cut easily.