Question

Which of the following statements is incorrect? 1

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

b) Friction depends on the nature of surfaces.

c) Friction reduces heat.

d) Sprinkling of powder on the carom board increases friction.

i. b and c ii. a and b iii. c and d iv. a and c​

Answer 1

Answer:

3 - c and d is answer

Explanation:

C statment is wrong because friction

produces heat

D statement is wrong because sprinkling powder on carrom board decreases friction