JAMB Physics 1994 Question 40

Question 40

Current Electricity

Which of the following has the lowest internal resistance when new?

  1. A.Leclanche cell
  2. B.Daniel cell
  3. C.Accumulator
  4. D.Torch battery
Show the answer and explanation

Answer: C (Accumulator)

Explanation

A lead-acid accumulator has a very low internal resistance, which is why it can supply the large currents needed, for example, to start a car.