WAEC Physics 2017 Objective — Question 44
Question 44 of 50 from the West African Examinations Council (WAEC) Physics 2017 Objective paper, with the correct answer and a full explanation.
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The energy, E stored in an inductor of inductance L when current I passes through it is given by the equation
- A. A. E=½LI²Correct
- B. B. E=LI²
- C. C. E=½LI
- D. D. E=½L²I
Explanation
The energy stored in an inductor is given as E=½LI², where I=current and L=Inductor of an inductance.
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