(8) Friction can be increased by ...
A. polishing the surface.
B. using ball bearing.
C. increasing roughness of the surface.
D. using lubricants on the surface.
Class 8 NCERT Sci
Answers
Answered by
1
Answer:
c
Explanation:
increasing roughness of surface will increase friction
Answered by
1
Answer:
C option is a correct answer
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