A capacitor with capacitance `5 mu F` is chrged to `5 mu C`. If the plates are pulled apart to reduce the capacitance to `2 mu F`, how much work is done ?
A capacitor with capacitance 5mu F is charged to 5 mu C . If the plates are pulled apart to reduce the capacitance to 2 mu F , how much work is done?
A capacitor of capacitance 6 mu F is charged upto 100 volt. The energy stored in the capacitor is
A capacitor of capacitance 6 mu F is connected with an emf sourface 3 V. Electrostaci energy stored in the capacitor is
A parallel plate air capacitor has capacitance 18 mu F. If the distance between the plates is tripled and dielectric medium is introduced the capacitance becomes 72 mu F. The dielectric constant of the medium is :-
A parallel plate capacitor of capacitance 1 mu F has a charge of + 2 mu C on one of the plates and a charge of + 4 mu C on the other. The potential difference developed across the capacitor is
A capacitor of capacitance 2.0 mu F is charged to a potential difference of 12 V. It is then connected to an uncharged capacitor of capacitance 4.0 mu F . Find (a) the charge flow through connecting wire upto study strate on each of the two capacitors after the connection in mu C (b) The total electrostatic energy stored in both capacitors in mu J (c) the heat produced during the charge transfer from one capacitor to the other in mu J .
A capacitor of capacitance 10 mu F is charged to a potential 50 V with a battery. The battery is now disconnected and an additional charge 200 mu C is given to the positive plate of the capacitor. The potential difference across the capacitor will be.
The plates of capacitor of capacitance 10 mu F , charged to 60 mu C , are joined together by a wire of resistance 10 Omega at t = 0, then ltbr gt (ii) the charge on the capacitor in the circuit at t = 100 mu s is :
The plates of capacitor of capacitance 10 mu F , charged to 60 mu C , are joined together by a wire of resistance 10 Omega at t = 0, then (i) the charge on the capacitor in the circuit at t=0 is :
A capacitor of capacitance 0.5 mu F is discharged through a resistance. Find the value of resistance if half the charge on capacitor escapes in one minute.
