## Question

###### Two thin parallel circular plates of radius 20 mm are separated by 5 mm A material with dielectric constant K =2.5 is filled in the space in between the plates. The plates are then connected to a 9-V battery:2Calculate the capacitance of the plates ii. Calculate the amount of charge accumulated at the plates. iii. Determine the energy stored in the capacitor: iv. If the battery is disconnected to the plates, predict the voltage across the two plates_ [6 marks]

Two thin parallel circular plates of radius 20 mm are separated by 5 mm A material with dielectric constant K =2.5 is filled in the space in between the plates. The plates are then connected to a 9-V battery: 2 Calculate the capacitance of the plates ii. Calculate the amount of charge accumulated at the plates. iii. Determine the energy stored in the capacitor: iv. If the battery is disconnected to the plates, predict the voltage across the two plates_ [6 marks]

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