Physics, asked by nanidamera9, 8 months ago

frictional force proportional to
A. area of contact
B. roughness of the surface
C. normal force
D. none of them

Answers

Answered by swarupagole24

1

Answer:

B. roughness of the surface.

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Answered by shanthalakshmi24

0

Answer:

C. Normal force is the right answer

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