if the coefficient of the friction between the car's Tyre and roadway is 0.62. what is the least distance in which the car can accelerate from rest to 20.7ms-1.

Asked by Apoorva Tiwari | 27th Sep, 2013, 06:46: PM

Expert Answer:

Friction force is the only force acting on the car. Thus, we have
 
Now, using equation of motion, we get the distance travelled by car as;
 
Thus, the distance is;

Answered by Romal Bhansali | 30th Sep, 2013, 10:37: AM

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