Question

1) Explain with the help of suitable diagram, the maximum

possible velocity of a car on a banked road.

2) A circular racetrack of radius 160 m is banked at an angle of

45°. If the coefficient of friction between the wheels of a race-

car and the road is 0.2, what is the:

(a) optimum speed of the race-car to avoid wear and tear on its

tyres, and

(b) Maximum permissible speed to avoid slipping?

(Take g=10 m/s2)
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Answer 1

Answer:

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