When charged capacitor is discharged separately through resistance of 10`Omega ` and 20`Omega` then the ratio of heat produced will be

A charged capacitor is discharged through a resistance. The time constant of the circuit is eta . Then the value of time constant for the power dissipated through the resistance will be

A capacitor is charged from a battery through a resistance of 1 M Omega . If it takes 1 sec for the charge to reach one-half of its final value then capacity of capacitor is

A 4mu F capacitor is charged to 400 volts and then its plates are joined through a resistor of resistance 1K Omega . The heat produced in the resistor is

A 4mu F capacitor is charged to 400 volts and then its plates are joined through a resistor of resistance 1K Omega . The heat produced in the resistor is

A charged capacitor is allowed to discharged through a resistor 2 Omega by closing the switch K at the t=0 . At time t = 2 mus , the reading of the falls half of its initial value. The resistance of ammeter is equal to

A 20(mu)F capacitor is joined to a battery of emf 6.0V through a resistance of 100(Omega) .find the charge on the capacitor 2.0ms after the connections are made .

A capacitor of capacitance 2muF is charged to a potential difference of 5V . Now, the charging battery is disconected and the capacitor is connected in parallel to a resistor of 5Omega and another unknown resistor of resistance R as shown in figure. If the total heat produced in 5Omega resistance is 10muJ then the unknown resistance R is equal to

A capacitor of capacitance 2muF is charged to a potential difference of 5V . Now, the charging battery is disconected and the capacitor is connected in parallel to a resistor of 5Omega and another unknown resistor of resistance R as shown in figure. If the total heat produced in 5Omega resistance is 10muJ then the unknown resistance R is equal to

A 5.0(mu)F capacitor having a charge of (20 (mu)C) is discharged through a wire aof resistance (5.0 Omega) . Find the heat dissipated in the wire between 25 to 50 (mu)s after the connections are made.

Current passing through 3 Omega resistance is