Physics, asked by atufa, 1 year ago

why do nails and knife have sharp edges

limra10160: Hi atufa
atufa: hi limra
Anonymous: pressure is inversely proportional to area
Anonymous: thats why
Anonymous: proper reason do
atufa: ok
limra10160: Kaha hai
atufa: what

Answers

Answered by max20
1
in order to lower area of contact of it with body on which it is used and thus increase the pressure applied by it on the body.
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