Question

List the material required to verify effect of roughness on frictional force.​

Answer 1

Answer

Explanation:

roughness can be measured by manual comparison against a "surface roughness comparator "( a sample known as surface roughness ) but more generally a surface profile measurement is made with a profilometer. hope it helps if u like the ans then plzz mark me as brainlist ....

Answer 2

Answer:

Explanation:

roughness can be measured by manual comparison against a "surface roughness comparator "( a sample known as surface roughness ) but more generally a surface profile measurement is made with a profilometer.