Question

How can you estimate whether the surface is

smooth or rough just by looking at it. ​

Answer 1

Answer

rough surface dont shine but smooth surface do.

Explanation:

Answer 2

Answer:

It is quantified by the deviations in the direction of the normal vector of a real surface from its ideal form. If these deviations are large, the surface is rough; if they are small, the surface is smooth.

Hope this helps you!!

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