A parallel plate, air filled capacitor, has plates of area 0.81 m2 and a separation of...
A parallel plate, air filled capacitor, has plates of area 0.81 m2 and a separation of 0.050 mm.
(a) Find the capacitance in nF
(b) If a voltage of 25 volts is applied to the capacitor, what is the magnitude of the charge on each plate in µC?
(c) What is the energy stored in the capacitor in µJ?
Now the plates are filled with water having a dielectric constant of 78.5.
(d) What is the energy stored in the capacitor now in µJ?
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