1.

The capacity of a condenser in which a dielectric of dielectric constant 5 has been used, is \[C\]. If the dielectric is replaced by another with dielectric constant 20, the capacity will become                                             [MP PMT 1996]

A. \[\frac{C}{4}\]
B. \[4C\]
C. \[\frac{C}{2}\]
D. \[2C\]
Answer» C. \[\frac{C}{2}\]


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