MCQ
The capacity of a parallel plate condenser is $C.$ Its capacity when the separation between the plates is halved will be
  • A
    $4 C$  
  • $2C$
  • C
    $\frac{C}{2}$  
  • D
    $\frac{C}{4}$   

Answer

Correct option: B.
$2C$
$2C$

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