In balanced bridge, if the positions of detector and source are interchanged, the bridge will still remain balanced. This can be explained from which theoem

Power dissipation in ideal inductor is

A branch of a network is said to be passive when it contains

Dependent source of current and voltage are those which have

Whenever current is supplied by a source its terminal voltage

The switch S is the circuit shown in figure is ideal. If the switch is repeatedly closed for 1 ms and opened for 1 ms, the average value of i(t) is

If a resistor and an inductor are connected in series across a voltage source. Which two parameters in that circuit decrease if frequency of voltage source increases?

In the circuit given below the value of resistance R_eq is

Which of the following can not be connected in series unless they are identical?

If all the elements in a particular network are linear, then the superposition theorem would hold, when the excitation is

The resistivity of the conductor depends on

The energy required to charge a 10 µF capacitor to 100 V is

Which of the following is not a bilateral?

1 F is theoretically equal to

A current of 4 A flows in an AC circuit when 100 V DC is applied to it whereas it takes 250 V AC to produce the same current the power factor of the circuit is

A particular current is made up of two component : a 10 A and a sine wave of peak value 14.14 A. The average value of current is

The linear circuit element is

The voltage across R and L in a series RL circuit are found to be 200 V and 150 V respectively. The rms value of the voltage across the series combination is __________________ V.

Magnetic flux has the unit of

Kirchhoffs second law is based on law of conservation of

A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across R is

A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The current in R is

If a resistor and an inductor are connected in series across a voltage source. Which two parameters in that circuit increase if frequency of voltage source increases?

If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases

The internal resistance of a practical voltage source is considered to be connected in

A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The voltage drop across L is

A branch of a network is said to be active when it consists of one

An RLC series circuit resonates at a frequency ωr. The ratio of ( ωr L) / R is 10. The variable frequency voltage applied to the circuit is 20 sin(ωt + π/ 3). The voltage measured across the capacitance

A series circuit consists of R = 20 Ω, L = 20 mH, and AC supply 60 V with f = 100 Hz. The phase angle of current in respect of supply voltage will be

Which of the following characteristics is attributed to an ideal independent voltage source?