Per NCERT, the FORCE OF FRICTION between two surfaces acts in which direction relative to motion?
AOpposite to the direction of motion (or attempted motion) of the object
BIn the same direction as motion
CAlways upward
DAlways downward
Answer & Solution
Correct answer: A. Opposite to the direction of motion (or attempted motion) of the object
Per NCERT §6.3, friction opposes motion — it acts opposite to the direction of motion or attempted motion. The other options misstate.
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