Consider a parallel-plate capacitor with a plate area of and the separation between two plates of It is charged fully by a battery and then disconnected from the battery. Then approximately how much work is required to pull apart the plates to a separation of
The value of the permittivity constant is
If a parallel-plate capacitor with plate area and plate spacing is charged to a potential difference of how much energy is stored in the capacitor?
The value of the permittivity constant is
If two capacitors with respective capacitances and are connected in parallel across a potential difference, how much total energy is stored in the two capacitors?
What capacitance is required to store an energy of at a potential difference of
In the above circuit, the potential difference across the capacitor arrangement is and the capacitance are Approximately how much energies are stored for the capacitors ) and ), respectively?