Question

it is difficult to cut a cloth using a pair of scissors with blunt blades.explain

Answer 1

Blunt blades have larger area compared to sharp edge blades.Thus,the applied force produces a lower pressure in case of blunt blades.

Answer 2

yes it is because pressure is inversely proportional to area hence larger will be the area smaller will be the pressure. blunt blades has more area than sharp blades so it effects lesser on the clothes so it is difficult to cut clothes using a pair of scissors with blunt blades.