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An air-filled parallel-plate capacitor has plates of area 2.20 cm2 separated by 0.50 mm. The capacitor is connected to a 9.0 V battery.
(a) Find the value of its capacitance.
pF
(b) What is the charge on the capacitor?
pC
(c) What is the magnitude of the uniform electric field between the plates?
N/C
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