A parallel-plate capacitor is charged by a battery and then disconnected from it

PHYSICS · Multi-part · AP · Physics 2: Algebra-based · Electric Force Field and Potential · Electric Force Field and Potential

Problem

A parallel-plate capacitor is charged by a battery and then disconnected from it. The plate separation is now doubled. Answer the following: (i) How does its capacitance change? (ii) How does the potential difference between the plates change?

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