A 20-NF Parallel Plate Capacitor with a Sheet of Mylar (K

question 36

Multiple Choice

A 2.0-nF parallel plate capacitor with a sheet of mylar (k = 3.1) filling the space between the plates is charged to a potential difference of 90 V and is then disconnected.What is the potential difference between the plates of the capacitor once the mylar is completely removed?

• A)1.0 * 10² V
• B)2.8 * 10² V
• C)3.4 * 10² V
• D)5.1 * 10² V

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