pooleshakana pooleshakana

15-05-2016
Physics

Answered

which would you expect to have the greatest amount of friction?

a- a smooth surface on a smooth surface

b-a smooth surface on a rough surface

c-a rough surface and air

d-a rough surface on a rough surface

Verified Answer :

ejnorstrem ejnorstrem

15-05-2016

D, this adds the most friction to itself

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shezaadsuleman shezaadsuleman

15-05-2016

D...........................................

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