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KVPY2013PhysicsUnits and Dimensions

If the current through a resistor in a circuit increases by 3 % , the power dissipated by the resistor

Options

  1. Aincreases approximately by 3 %
  2. Bincreases approximately by 6 %
  3. Cincreases approximately by 9 %
  4. Ddecreases approximately by 3 %

Correct answer

B. increases approximately by 6 %

Step-by-step solution

P=I² R P P = 2 I I =6 %

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