PhysicsMotionJAMB
A stone is dropped from a height of 45 m. How long does it take to reach the ground? (g = 10 m/s²)
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Answer: A. 3 s
s = ½gt² → 45 = 5t² → t² = 9 → t = 3 s.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.