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Calculate the total distance covered by a train before coming to rest if its initial...

Physics
JAMB 2012

Calculate the total distance covered by a train before coming to rest if its initial speed is 30ms-1 with a constant retardation of 0.1m-2
  • A. 5500m
  • B. 4500m
  • C. 4200m
  • D. 3000m
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Correct Answer: Option B
Explanation
S = \(\frac{V^2 - U^2}{20}\)

S = \(\frac{0^2 - 30^2}{2 \times 0.1}\)

There is an explanation video available below.


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Explanation Video

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