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Which of the following statement below are ways of reducing friction?

I. use lubricant such as oil
II. make the surface smoother
III. reduce the contact between two surfaces
IV. make the surface rougher
A. I and II
B. I and IV
C. I, II and III
D. II and IV
! NO NONESENSE ANSWER, NONESENSE ANSWER WILL BE REPORTED !


Sagot :

Answer:

letter a. is my answer

Explanation:

correct me if I'm wrong

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