Question

*Identify the right statement.*

1️⃣ The force of friction always acts in the direction of the motion.
2️⃣ The force of friction always acts against the motion.
3️⃣ Frictional force is greater on smooth surfaces.
4️⃣ Frictional force is less on rough surfaces.​

Answer 1

Answer:

1. always actas in the direction of motion to the force.

2. acts against the motion the force of friction.

3. this is right

4. also right

Explanation:

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Answer 2

answer is option 2

as frictinal force always oppose relative motion