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A condenser of capacity C1 ​is charged to a potential V. The electrostatic energy stored in it is U. It is connected to another uncharged condenser of capacity C2 in parallel. Find the energy dissipated in this process. Minimum number of capacitors of 4μF capacitance each required to obtain a capacitor of 10μF will be [...]

A metallic sphere of radius R having charge Q is connected to an uncharged sphere of radius 3R. The amount of charge flown through connecting wire is A metallic sphere of radius R having charge Q is connected to an uncharged sphere of radius 3R. The amount of charge flown through connecting wire is November [...]

A battery of 20V is connected to a capacitor of capacitance 10μF. Now battery is removed and this capacitor is connected to a second uncharged capacitor. If the charge distributes equally on these two capacitors, the total energy stored in the two capacitors will be Minimum number of capacitors of 4μF capacitance each required to [...]

Two metallic spheres of radii 1cm and 2cm are given charges 10^−2C and 5×10^−2C respectively. If they are connected by a conducting wire, the final charge on the smaller sphere is the final charge on the smaller sphere is Two metallic spheres of radii 1cm and 2cm are given charges 10^−2C and 5×10^−2C respectively. If [...]

Two identical capacitors have the same capacitance C. One of them is charged to potential V1 and the other to V2. The negative ends of the capacitors are connected together . When the positive ends are also connected, the decrease in energy of the combine system is Minimum number of capacitors of 4μF capacitance each [...]

Three capacitors each of capacitance C and of breakdown voltage V are joined in series. The capacitance and breakdown voltage of the combination will be. Three capacitors each of capacitance C and of breakdown voltage V are joined in series. The capacitance and breakdown voltage of the combination will be. November 30, 2020 Category: Cengage [...]

A capacitor of capacity C1 ​is charged up to potential V volt and then connected in parallel to an uncharged capacitor of capacity C2 . Then final potential difference across each capacitor will be : A capacitor of capacity C1 ​is charged up to potential V volt and then connected in parallel to an uncharged [...]

To form a composite 10μF,200V capacitor from a supply of identical capacitors marked 10μF,50V, we require a minimum number of capacitors 200V capacitor from a supply of identical capacitors marked 10μF 50V To form a composite 10μF we require a minimum number of capacitors November 30, 2020 Category: Cengage NEET by C.P Singh , Chapter [...]

In the given circuit, a charge of +80 μC is given to the upper plate of the 4 μF capacitor. Then in the steady state, the charge on the upper plate of the 3 μF capacitor is a charge of +80 μC is given to the upper plate of the 4 μF capacitor. Then in [...]

A network of four capacitors of capacity equal to C1=C,C2=2C,C3=3C and C4=4C are connected to a battery as shown in the figure. The ratio of the charges on C2 an C4 is A network of four capacitors of capacity equal to C1​=C C2​=2C C3=3C and C4=4C are connected to a battery as shown in the [...]