Alternating Cur...

The phase difference between alternating emf and current in a purely capacitive circuit will be

The square root of the product of inductance and capacitance has dimensions of

The resonant frequency in an anti resonant circuit is :

In an A.C. circuit, the potential difference across an inductance and a resistance joined in series are respectively $$16 V$$ and $$20 V$$. The total potential difference across the circuit is

An LCR series circuit contains $$L = 8 H$$, C$$=$$0.5 $$\mu $$ F and R $$=$$ 100$$\Omega $$ .The resonant frequency of the circuit is

In the circuit shown, a 30 V d.c source gives a current 2.0A as recorded in the ammeter A and 30V a.c. source of frequency 100Hz gives a current 1.2A. The inductive reactance is 

If the values of inductance and frequency in an AC circuit are 2 henry and $$\displaystyle \dfrac{10^3}{2\pi}$$ Hz respectively then the value of inductive reactance will be

.In the given circuit, the phase difference between voltages across R and C is 

An experimentalist has a coil of 3 mH. He wants to make a circuit whose frequency is 106 Hz. The capacity of condenser used will be

The phase difference between the applied emf and the line current in an anti resonant circuit at resonance is