Physics 9702 · AS & A Level · Practical circuits

Practical circuits — practice question

There are ten cells, and each has an electromotive force (e.m.f.) of $1.5\,\text{V}$, connected as shown. What is the total e.m.f. between terminals X and Y?

  • A$8\,\text{V}$
  • B$9\,\text{V}$
  • C$12\,\text{V}$
  • D$15\,\text{V}$

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