In L-R circuit, the a.c. source has voltage 220 volt. If the potential difference across the inductance is 176 volt, the p.d. across the resistance will be

In L-R circit, the A.C. source has voltage 220V . If potential difference across inductor is 176V , the potential difference across the resistor (in Volts) is Kxx33 . Find the value of K

In a LR circuit, the AC source has voltage 220V and potential difference across the resistor is 176V .The power factor of the circuit is

In the above circuit, the voltage drop across the resistance (R) is

Assertion: An inductance and a resistance are connected in series with an AC circuit. In this circuit the current and the potential difference across the resistance lag behind potential difference across the inductance by an angle pi//2 . Reason: In LR circuit voltage leads the current by phase angle which depends on the value of inductance and resistance both.

In a series L-R circuit, connected with a sinusoidal ac source, the maximum potential difference across L and R are respectivaly 3 volts and 4 volts. At an instant the potemtial difference across resistor is 2 volts. The potential difference in volt, across the inductor at the same instant will be:

An inductor, a capacitor and a resistor are connected in series to an a.c. supply. When measured with an a.c. voltmeter, the potential difference across the inductor, capacitor and resistor are respectively 90 volt, 60 volt and 40 volt. Then the supply voltage is

An inductor, a capacitor and a resistor are connected in series to an a.c. supply. When measured with an a.c. voltmeter, the potential difference across the inductor, capacitor and resistor are resspectively 90 volt, 60 volt and 40 volt. Then the supply voltage is

In the given circuit diagram find the potential difference across 2 Omega resistance (in volts).

An 220V AC voltage at a frequency of 40 cycles/s is applied to a circuit containing a pure inductance of 0.01H and a pure resistance of 6 Omega in series. Calculate (a) The current supplied by source (b) The potential difference across the resistance (c ) The potential difference across the inductance (d) The time lag between maxima of current and EMF in circuit

In LCR circuit, the voltage across the terminals of a resistance, inductance & capacitance are 40V, 30V & 60V, then the voltage across the main source will be