Physics 9702 · AS & A Level · Resistance and resistivity

Resistance and resistivity — practice question

Two electrically conducting cylinders $X$ and $Y$ are made from the same material. Their dimensions are shown. The resistance measured across the ends of each cylinder is taken. What is the ratio $\frac{\text{resistance of } X}{\text{resistance of } Y}$?

  • A$2$
  • B$1$
  • C$\frac{1}{2}$
  • D$\frac{1}{4}$

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