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      Question

      A 60 W lightbulb is connected to a 120V power source.

      What is the resistance of the bulb?
      A 240 ohms Correct Answer Incorrect Answer
      B 120 ohms Correct Answer Incorrect Answer
      C 60 ohms Correct Answer Incorrect Answer
      D 2 ohms Correct Answer Incorrect Answer

      Solution

      The resistance is given by P=V2/RP = V2 / R

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