Q1 of 34 Page 209

Name the force which always opposes motion.

Frictional force always opposes the relative motion between two surfaces and always acts opposite to the direction of motion.


More from this chapter

All 34 →
3

Is the friction exerted by air on moving bus?

 4

Name the factors on which the frictional force exerted by fluid on an object moving through it depends.

 2

Out of static friction, sliding friction and rolling friction:

(a) Which one is the largest?


(b) Which one is the smallest?

 3

The surface of matchbox should be rough. Explain why.