Assertion (A) : Coefficient of friction is unit less
Reason (R) : It is equal to ratio of same physical quantities (u=f/N)
a) Both A and R are true and R is the correct explanation of A
b) Both A and R are true and R is not the correct explanation of A
c) A is true, R is false
d) A is false, R is true
Answers
Answered by
2
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Explanation:
(a) Both A and R are correct and R is the correct explaination of A.
Answered by
0
Answer:
option A !!!!!!!!!!!!!@!!!!
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