JAMB Physics 2012 Objective — Question 39
Question 39 of 50 from the Joint Admissions and Matriculation Board (JAMB) Physics 2012 Objective paper, with the correct answer and a full explanation.
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Six identical cells, each of e.m.f. 2V, are connected as shown above. The effective e.m.f. of the cell is
- A. 0V
- B. 4V
- C. 6VCorrect
- D. 12V
Explanation
Based on the arrangement shown (a mix of series and parallel connections of the identical cells), the effective e.m.f. works out to 6V.
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