Knives have a sharper cutting edge because it: – McqOptions

MCQOPTIONS

1.	Knives have a sharper cutting edge because it:
A.	Increases the area of contact and increases the pressure exerted
B.	Increases the area of contact and decreases the pressure exerted
C.	Decreases the area of contact and decreases the pressure exerted
D.	Decreases the area of contact and increases the pressure exerted
Answer» E.

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