5)The force of friction depends on___________. a.smooth ness of surface b.roughnessofsurface c.inclination angle d.area of surface
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Answer:
D. area of surface is the answer
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Answer:
b
Explanation:
the force of friction depends upon the roughness of the surface because if the roughness of surface is increased then the force of friction will also increase.and if the roughness of surface is decreased then the force of friction will be also decreased
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