Chapter 2 – Electrostatic Potential and Capacitance

Three uncharged capacitors of capacities C1 ,C2 and C3 are connected as shown in the figure to one another and the points A, B and C are at potentials V1,V2 and V3 respectively. Then the potential at O will be? B and C are at potentials V1 C2 and C3 are connected as shown in [...]

In the network shown, we have three identical capacitors. Each of them can withstand a maximum 100V p.d. What maximum voltage can be applied across A and B so that no capacitor gets spoiled? In the network shown we have three identical capacitors. Each of them can withstand a maximum 100V p.d. What maximum voltage [...]

A dielectric slab is inserted between plates of a parallel plate capacitor with uniform variation of capacitance. A dielectric slab is inserted between plates of a parallel plate capacitor with uniform variation of capacitance. December 5, 2020 Category: Arihant Physics by D.C Pandey , Chapter 2 - Electrostatic Potential and Capacitance , Volume 2 ,

A parallel plate capacitor is filled by a dielectric whose permittivity varies with applied voltage according to law E =aV where a = volt^-1. The same capacitor charge to a voltage of 156 volt is connected in parallel to the first non-linear uncharged capacitor. The final voltage across the capacitors is : The equivalent capacitance [...]

A capacitor of capacitance 1μF withstand the maximum voltage 6 kV while the capacitor of capacitance 2μF, the maximum voltage 4 kV. What voltage will the system of these two capacitors withstand if they are connected in series? A capacitor of capacitance 1μF withstand the maximum voltage 6 kV while the capacitor of capacitance 2μF [...]

Two condensers of capacities 2C and C are joined in parallel and charged up to potential V. The battery is removed and the condenser of a capacity C is filled completely with a medium of dielectric constant K. The potential difference across the capacitors will now be For circuit shown equivalent capacitance between S and [...]

Two capacitors of capacitance C1 and C2 are charged to 60V by connecting them across a battery. Now, they are disconnected from the battery and connected to each other with terminals to unlike polarity together. The final voltage across each capacitor is equal to? they are disconnected from the battery and connected to each other [...]

Four equal capacitors , each with a capacitance (C) are connected to a battery of E.M.F 10 volts as shown in the adjoining figure. The mid point of the capacitor system is connected to earth. Then the potentials of B and D are respectively For circuit shown equivalent capacitance between S and Q is : [...]

A capacitor of capacitance C is charged to a potential difference V0. The charged battery is disconnected and the capacitor is connected to a capacitor of unknown capacitance Cx. The potential difference across the combination is V. The value of Cx should be For circuit shown equivalent capacitance between S and Q is : December [...]

A parallel plate capacitor is made by stacking n equally spaced plates connected alternatively. If the capacitance between any two adjacent plates is ‘C’ then the resultant capacitance will be A parallel plate capacitor is made by stacking n equally spaced plates connected alternatively. If the capacitance between any two adjacent plates is 'C' then [...]