Posted by **brooke barney** on Tuesday, January 19, 2010 at 6:08pm.

he output force greater than the input for for a pizza cutter?

- science -
**bobpursley**, Tuesday, January 19, 2010 at 6:19pm
The issue is not force on cutting a pizza, but rather pressure. Pressure is force/area.

the contact area of a the blade of a pizza cutter is exceedingly small, so

Pressure= force/small area which makes a great pressure.

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