Alternating Cur...

An inductance coil of $$1$$ $$H$$ and a condenser of capacity $$1$$ $$pF$$ produce resonance. The resonant frequency will be

A resistance $$R$$ and a capacitor $$C$$ are joined to a source of $$AC$$ of constant e.m.f and variable frequency. The potential difference across $$C$$ is $$V$$. If the frequency of $$AC$$ is gradually increased, $$V$$ will

The natural frequency of a $$L-C$$ circuit is

If the values of $$L, C$$ and $$R$$ in a series $$L-C-R$$ circuit are 10 mH, 100 $$\mu F$$ and $$100 \Omega$$ respectively then the value of resonant frequency will be

In an $$L-C-R$$ circuit the value of $$X_L,X_C$$ and $$R$$ are 300 $$\Omega$$, 200 $$\Omega$$ and 100 $$\Omega$$ respectively.The total impedance of the circuit will be

The resultant reactance in an $$L-C-R$$ circuit is

The angular frequency of an AC source is 10 radian/sec. The reactance of $$1 \mu F$$ capacitor will be

In the following circuit the values of $$L,C,R$$ and $$E_0$$ are 0.01 H, $$\displaystyle 10^{-5} F, 25 \Omega$$ and 220 volt respectively. The value of current flowing in the circuit at $$f=0$$ and $$f=\infty$$ will respectively be

The values of $$X_L, X_C$$ and $$R$$ in an AC circuit are 8 $$\Omega$$, 6$$\Omega$$ and 10 $$\Omega$$ respectively. The total impedance of the circuit

A solenoid of length 10 cm, diameter 1 cm, number of turns 500 with relative permeability of the core 2000, is connected to an ac source of frequency 50 Hz. Then, the reactance is