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9. The use of lubricants makes the surface (a) Rough (b)Smooth (c)Very Rough (d)None of the above
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22 votes
9. The use of lubricants makes the surface

(a) Rough
(b)Smooth
(c)Very Rough
(d)None of the above

User Ariaby
by
3.9k points

1 Answer

9 votes

Answer:

B

Step-by-step explanation:

User UberJason
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