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sachin singh Grade: 12
        

Is it possible that the car could have accelerated to 55mph within 268 meters if the car can only accelerate from 0 to 60 mph in 15 seconds?

6 years ago

Answers : (1)

SAGAR SINGH - IIT DELHI
879 Points
										

Dear sachin,


Let us find the maximum acceleration of the car:


The car can accelerate from 0 to in 15 seconds. Then maximum acceleration is



 


If the car needs to accelerate to within 268 meters then its acceleration should be



 


This acceleration is less than the maximum possible acceleration, so the car can reach the speed 55 mph within 268 meters.









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Sagar Singh


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6 years ago
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