A 15-?F capacitor is connected to a 50-V battery and becomes fully charged. The battery is removed and a slab of dielectric that completely fills the space between the plates is inserted
The dielectric has a dielectric constant of 5.0.
(a) What is the capacitance of the capacitor after the slab is inserted?
(b) What is the voltage across the capacitor's plates after the slab is inserted?
(a) 75 μF
(b) 10 V
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