JAMB Physics 2022 Objective — Question 2
Question 2 of 41 from the Joint Admissions and Matriculation Board (JAMB) Physics 2022 Objective paper, with the correct answer and a full explanation.
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An object of mass 20 kg is released from 5 m height. KE just before hitting the ground:
- A. 1000 JCorrect
- B. 2000 J
- C. 1500 J
- D. 4000 J
Explanation
KE=mgh=20×10×5=1000 J.
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