Physics 5054 · O Level · Series and parallel circuits

Series and parallel circuits — practice question

A student possesses three $15\,\Omega$ resistors. She joins the resistors in a variety of different arrangements. What is the lowest resistance and what is the highest resistance of the arrangements that the student can make?

  • A$5.0\,\Omega$ and $15\,\Omega$
  • B$5.0\,\Omega$ and $45\,\Omega$
  • C$15\,\Omega$ and $30\,\Omega$
  • D$15\,\Omega$ and $45\,\Omega$

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