Question

Why does a sharp knife cut oblects more effectively than a blunt knife?

Answer 1

sharp knife has less area of contact as compared to blunt knife..

and Pressure = force/ area

so, with Same force, less area result in more pressure
Hence sharp knife cuts object easily

hope it helps :)

Answer 2

Answer:

area of contact of sharp knife is less thus creating high pressure for particular amount of force applied.... hands cutting a fruit become easier with sharp knife

hope this helps u

mark me as brainlist