Physics 0625 · IGCSE · Electrical quantities

Electrical quantities — practice question

A student is working with two resistors. One of them has a resistance of $2.0\,\Omega$, while the other has a resistance of $40\,\text{k}\Omega$. Which statement is correct?

  • AWhen connected in parallel, the combined resistance is $1.9\,\Omega$.
  • BWhen connected in parallel, the combined resistance is $2.0\,\Omega$.
  • CWhen connected in series, the combined resistance is $1.9\,\Omega$.
  • DWhen connected in series, the combined resistance is $42\,\Omega$.

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