how does frictional force vary with change in roughness of the surfaces
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When a substance is rough ,there will be more irregularities . So ,more force will be needed to break those irregularities.
Hence ,as rough the surface will be the more friction will be there.
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Hence ,as rough the surface will be the more friction will be there.
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Mark it as Brainliest
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AdhviSharma:
copied from Google
Nooo
yaa
waise which school?
For your kind information you also copied from Google only
no
I wrote that myself
Ooo that's good
no xopied
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