circuit consists of a source of EMF `xi` and internal resistance r, two capacitors each of capacitance C and two resistors, each of value R. The voltage across either capacitor is:

A circuit consists of a source of a constant emf xi and a resistance R amd a capacitor with capacitance C connected in series. The internal resistance of the source is negligible. At a moment t = 0 the capacitance of the capacitor is abruply decreased eta -fold. FInd the current flowing through the circuit as a function of time t .

The circuit consists of two resistors (of resistance R_(1) = 20 Omega and R_(2) = 10 Omega ), a capacitor (of capacitance C =10 muF ) and two ideal cells. In the circuit shown the capacitor is in steady state and the switch S is open The current through the resistor R_(2) just after the switch S is closed is :

The circuit consists of two resistors (of resistance R_(1) = 20 Omega and R_(2) = 10 Omega ), a capacitor (of capacitance C =10 muF ) and two ideal cells. In the circuit shown the capacitor is in steady state and the switch S is open The current through the resistor R_(2) just after the switch S is closed is :

The circuit consists of two resistors (of resistance R_(1) = 20 Omega and R_(2) = 10 Omega ), a capacitor (of capacitance C =10 muF ) and two ideal cells. In the circuit shown the capacitor is in steady state and the switch S is open The charge on capacitor in steady state with switch S closed.

The circuit consists of two resistors (of resistance R_(1) = 20 Omega and R_(2) = 10 Omega ), a capacitor (of capacitance C =10 muF ) and two ideal cells. In the circuit shown the capacitor is in steady state and the switch S is open The charge on capacitor in steady state with switch S closed.

A circuit has section AB as shown in The emf of the cell is 10 V , and the capacitors have capacitances C_(1)=1 muF and C_(2)=2 muF . Find the voltage across each capacitor. .

A series R-C circuit is connected to an alternating voltage source. Consider two situations :- (a) When capacitor is air filled. (b) When capacitor is mica filled. Current through resistor is i and voltage across capacitor is V then :-

A series R-C circuit is connected to an alternating voltage source . Consider two situations: When capacitor is air filled, When capacitor is mica filled. Current through resistor is i and voltage across capacitor is V then: