Physics 5054 · O Level · Action and use of circuit components

Action and use of circuit components — practice question

A potential divider is made from a light-dependent resistor (LDR) and a resistor linked to a $6.0\,\text{V}$ battery. The output is $3.0\,\text{V}$. What resistance does the LDR have?

  • A$0$
  • Bbetween $0$ and $10\,000\,\Omega$
  • C$10\,000\,\Omega$
  • Dmore than $10\,000\,\Omega$

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