JAMB Physics 2021 Objective — Question 3
Question 3 of 40 from the Joint Admissions and Matriculation Board (JAMB) Physics 2021 Objective paper, with the correct answer and a full explanation.
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Energy stored in elastic material when force 1000 N causes extension of 1 cm:
- A. 9×10⁻¹¹ J
- B. 5 JCorrect
- C. 10⁴ J
- D. 9×10¹¹ J
Explanation
E=½Fe=½×1000×0.01=5 J.
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