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Question

A parallel plate condenser has conducting plates of radius 12cm separated by a distance of 5mm. It is charged with a constant charging current of 0.16 A, the rate at which the potential difference between the plate change is

  1. 1 cross times 10 to the power of 9 end exponent V s to the power of negative 1 end exponent    
  2. 2 cross times 10 to the power of 10 end exponent V s to the power of negative 1 end exponent    
  3. 3 cross times 10 to the power of 12 end exponent V s to the power of negative 1 end exponent    
  4. 2 cross times 10 to the power of 9 end exponent V s to the power of negative 1 end exponent    

The correct answer is: 2 cross times 10 to the power of 9 end exponent V s to the power of negative 1 end exponent

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