Question

b) (i) Mohan runs a juice shop and his sugarcane crushing machine makes a loud noise.
Explain the cause and suggest a solution to this problem,
(ii) Anand and Ravi are cycling on a concrete road. Anand's bicycle has new tyres
while Ravi's has old ones. Who is more likely to skid if begins to rain? Why?​

Answer 1

Answer:

(i) this is because of increased friction in the machine. He can pour some oil in the edges of the machine to reduce the friction which in turn reduces the noise.