A body starts from rest and travels sm in 2nd second, then, acceleration is
A
3s2m/s2
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B
2sm/s2
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C
2s3m/s2
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D
3sm/s2
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Solution
The correct option is C2s3m/s2 Given, body starts from rest i.e. u=0, distance s=sm and n=2 As we know that, the distance covered by a body in nth second is given by snth=u+a2(2n−1) ⇒s=0+a2(2×2−1) ⇒a=2s3m/s2