Question

A circular road of radius 1000 m has banking angle 45 degree . The maximum safe speed of a car having mass 2000 kg will be, if the coefficient of friction between tyre and road is 0.5, ____________.

Answer 1

*Ans- 173.20 m/s*
Use....
max. velocity=
$\sqrt{(0.5 + tan(45 ))rg} \div \sqrt{(1 - \tan(45))}$

Answer 2

Answer:

the ans is 172m/s

Explanation:

the max velocIty for vanked road with friction.

now please refer the attachment......