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1 markPaper 1 · Multiple choiceAlternating Currents

CAPE Physics Unit 2 · 2007 (Specimen) · Paper 1 · Question Q16

A sinusoidal alternating current of a peak value 20\text{ A} dissipates power of 50\text{ W} in a resistor R. The value of the resistor is

  1. (A)0.03\ \Omega
  2. (B)0.06\ \Omega
  3. (C)0.13\ \Omega
  4. (D)0.25\ \Omega

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