Question

Assertion (A) : When a block moves on a rough horizontal surface with some speed, it
eventually slows down.
Reason (R): Friction always opposes motion
a) Both A and R are true and R is correct explanation of A
b) Botb A and R are true and R is not correct explanation A
c) A is true R is false
d) A is false, R is true​

Answer 1

Explanation:

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