Physics 9702 · AS & A Level · Physical quantities

Physical quantities — practice question

A cell with electromotive force (e.m.f.) $E$ transfers a charge $Q$ to an external circuit. Which statement is correct?

  • AThe energy dissipated in the external circuit is $EQ$.
  • BThe energy dissipated within the cell is $EQ$.
  • CThe external resistance is $EQ$.
  • DThe total energy dissipated in the cell and the external circuit is $EQ$.

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