1.

The capacity of a parallel plate condenser is \[10\,\mu \,F\], when the distance between its plates is 8 cm. If the distance between the plates is reduced to 4 cm, then the capacity of this parallel plate condenser will be              [CBSE PMT 2001]

A. \[5\,\mu \,F\]
B. \[10\,\mu \,F\]
C. \[20\,\mu \,F\]
D. \[40\,\mu \,F\]
Answer» D. \[40\,\mu \,F\]


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