Question

Are large brakes of a bicycle wheel more
effective than a small one ? Explain.​

Answer 1

Answer:

Yes coz larger tte surface area more is the pressure applied

Answer 2

$\huge\underline{\underline\mathtt{Answer:-}}$

Bicycles move more slowly than automobiles and hence do not require a large braking force to stop. The force of friction is independent of the apparent area of contact between the surfaces. Hence, for the same braking force a large brake is not necessary for a bicycle...