BECE Basic Science 2022 Objective — Question 17
Question 17 of 120 from the Basic Education Certificate Examination (Junior WAEC) (BECE) Basic Science 2022 Objective paper, with the correct answer and a full explanation.
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Calculate the potential energy of a ball of mass 10 kg at a height of 25m. [g = 10 ms⁻²]
- A. 25.00 J
- B. 45.00 J
- C. 75.00 J
- D. 240.00 J
- E. 2500.00 JCorrect
Explanation
P.E. = mgh = 10 × 10 × 25 = 2500 J.
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