15.Which of the following statement below are ways of reducing friction?
|. Use lubricant s such as oil and grease.
||.Make the surface smoother
|||.Reduce the contact between two surfaces
|V.Make the surface rougher
a.| and ||
b.|,||, and |||
c.| and |V
d.|| and |V
|. Use lubricant s such as oil and grease.
||.Make the surface smoother
|||.Reduce the contact between two surfaces
|V.Make the surface rougher
a.| and ||
b.|,||, and |||
c.| and |V
d.|| and |V
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Answer:
C po
Explanation:
Sana maka tulong but correct me if I'm wrong