Chapter 2 – Capacitance
In the circuit shown in the figure, C1 = 6μF,C 2 =3μF and battery of EMF E=20V. The switch S 1 is first closed and S2 is kept open. Then S1 is opened , and S2 is closed. What is the final charge on C2 ?
06
Dec
In the circuit shown in the figure, C1 = 6μF,C 2 =3μF and battery of EMF E=20V. The switch S 1 is first closed and S2 is kept open. Then S1 is opened , and S2 is closed. What is the final charge on C2 ? and S2 is closed. what is the final [...]
As shown in the figure area of each plate is 2.0 m^2 and d = 2 x 10^3 m. A charge of 8.85 x 10^-8 C is given to Q. then the potential of plate Q becomes
06
Dec
As shown in the figure area of each plate is 2.0 m^2 and d = 2 x 10^3 m. A charge of 8.85 x 10^-8 C is given to Q. then the potential of plate Q becomes As shown in the figure area of each plate is 2.0 m^2 and d = 2 x 10^3 [...]
Two parallel plate air capacitors of same capacity ′ C ′ are connected in series to a battery of emf E . Then one of the capacitors is completely filled with dielectric material of constant ′ K ′ . The change in the effective capacity of the series combination is
06
Dec
Two parallel plate air capacitors of same capacity ′ C ′ are connected in series to a battery of emf E . Then one of the capacitors is completely filled with dielectric material of constant ′ K ′ . The change in the effective capacity of the series combination is An isolated sphere has a [...]
The minimum value of effective capacitance that can be obtained by combining 3 capacitors of capacitances 1pF, 2pF and 4pF is
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Dec
The minimum value of effective capacitance that can be obtained by combining 3 capacitors of capacitances 1pF, 2pF and 4pF is 2pF and 4pF is The minimum value of effective capacitance that can be obtained by combining 3 capacitors of capacitances 1pF December 6, 2020 Category: Cengage NEET by C.P Singh , Chapter 2 - [...]
Find the equivalent capacitance across A and B.
06
Dec
Find the equivalent capacitance across A and B. Find the equivalent capacitance across A and B. December 6, 2020 Category: Cengage NEET by C.P Singh , Chapter 2 - Capacitance , Part 2 ,
The equivalent capacitance between points X and Y in given figure is
06
Dec
The equivalent capacitance between points X and Y in given figure is The equivalent capacitance between points X and Y in given figure is December 6, 2020 Category: Cengage NEET by C.P Singh , Chapter 2 - Capacitance , Part 2 ,
The equivalent capacitance of the circuit across the terminals A and B is equal to :
06
Dec
The equivalent capacitance of the circuit across the terminals A and B is equal to : The equivalent capacitance of the circuit across the terminals A and B is equal to December 6, 2020 Category: Cengage NEET by C.P Singh , Chapter 2 - Capacitance , Part 2 ,
A 5μF capacitor is fully charged by a 12 V battery and then disconnected. If it is connected now parallel to an uncharged capacitor, the voltage across it is 3 V. Then, the capacity of the uncharged capacitor is
06
Dec
A 5μF capacitor is fully charged by a 12 V battery and then disconnected. If it is connected now parallel to an uncharged capacitor, the voltage across it is 3 V. Then, the capacity of the uncharged capacitor is A 5μF capacitor is fully charged by a 12 V battery and then disconnected. If it [...]
A parallel plate capacitor has two layers of dielectrics as shown in figure. This capacitor is connected across a battery, then the ratio of potential difference across the dielectric layers is
06
Dec
A parallel plate capacitor has two layers of dielectrics as shown in figure. This capacitor is connected across a battery, then the ratio of potential difference across the dielectric layers is A parallel plate capacitor has two layers of dielectrics as shown in figure. This capacitor is connected across a battery then the ratio of [...]
An ideal cell is connected across a capacitor as shown in figure. The initial separation between the plates of a parallel plate capacitor is d. The lower plate is pulled down with a uniform velocity v. Neglect the resistance of the circuit. Then the variation of charge on capacitor with time is given by
06
Dec
An ideal cell is connected across a capacitor as shown in figure. The initial separation between the plates of a parallel plate capacitor is d. The lower plate is pulled down with a uniform velocity v. Neglect the resistance of the circuit. Then the variation of charge on capacitor with time is given by are [...]