A cell has an e.m.f. of 1.5 V. When it drives a current, the p.d. across its terminals is usually:

  1. 3 V
  2. exactly 0 V
  3. more than 1.5 V
  4. slightly less than 1.5 V
Answer

D) slightly less than 1.5 V

Some energy is lost inside the cell. SLO P-09-E-16 · Understanding

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