A Parallel Plate Capacitor with Circular Plates of Radius 10

question 30

Multiple Choice

A parallel plate capacitor with circular plates of radius 10.0 cm are separated by a distance of 5.0 mm.The potential across the capacitor is increased at a constant rate.If the magnitude of the magnetic field between the plates at a distance r = 1.0 cm from the center is 3.6 * 10^-15 T,what is the rate of increase in the potential across the plates of the capacitor?

• A)320 V/s
• B)120 V/s
• C)220 V/s
• D)420 V/s

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