Question

2. Classify the following as methods of reducing or increasing friction
(a) Sand and gravel
c) Wheets and ball bear
() O and grease
(e) Streamlining
a) Brake pads and treaded tyres​

Answer 1

To Increase Friction :-

(a) Brake Pads and Treaded Tyres

To Reduce Friction:-

(c) Wheets, ball gears and Greese.

Follow Kardo..!!!

Answer 2

Answer:

classify the following as method of reducing or increasing friction