Physics 0625 · IGCSE · Electrical quantities

Electrical quantities — practice question

A $10\,\text{V}$ d.c. power supply is connected across a resistor. The current through the resistor is $0.050\,\text{A}$. What resistance does the resistor have?

  • A$0.0050\,\Omega$
  • B$0.50\,\Omega$
  • C$2.0\,\Omega$
  • D$200\,\Omega$

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