Question: A parallel - plate capacitor C ? is charged up to a potential V 0 with a charge of magnitude Q 0 on each plate.

A parallel

-

plate capacitor

C_{?}

is charged up to a potential

V_{0}

with a charge of magnitude

Q_{0}

on each plate. It is then disconnected from the battery, and the plates are pulled apart to twice their original separation. What is the new capacitance in terms of

C

A parallel - plate capacitor C ? is charged up to

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