BECE Basic Science 2022 Objective — Question 16
Question 16 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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What is the work done by a boy of mass 55 kg climbing a wall 12m high? [g = 10 ms⁻²]
- A. 66 J
- B. 77 J
- C. 538 J
- D. 562 J
- E. 6600 JCorrect
Explanation
Work = mgh = 55 × 10 × 12 = 6600 J.
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