Question

Fill in the blanks
(a) Friction opposes the .............. between the surfaces in contact with each other.
(b) Friction depends on the ............... of surfaces.
(c) Friction produces ................... .
(d) Sprinkling of powder on the carrom board ................. friction.
(e) Sliding friction is ................ than the static friction.

Answer 1

(a) Friction opposes the motion between the surfaces in contact with each other.

(b) Friction depends on the nature of surfaces.

(c) Friction produces heat.

(d) Sprinkling of powder on the carrom board reduces friction.

(e) Sliding friction is less than the static friction.