58 A body dropped from the top of a tower covers a distance 7x in the last second of its journey where x is the distance covered

Question

58 A body dropped from the top of a tower covers a distance 7x in the last second of its journey where x is the distance covered in first second How much time does it take to reach the ground 1 3s 2 4s 3 5s 4 65 CS03EROSE PAS

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