A. It will decrease
B. It will increase
C. It will remain same
D. None
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A. It will decrease
B. It will increase
C. It will remain same
D. None
Answer: A. It will decrease If a surface is smoothened, it affect the angel of friction it will decrease.
Answer: A. It will decrease
See lessIf a surface is smoothened, it affect the angel of friction it will decrease.