Electric Circuits Objective Questions – Set 1

Power dissipation in ideal inductor is

The voltage induced in an inductor is represented as,

Which quantity should be measured by the voltmeter ?

If 1 A current flows in a circuit, the number of electrons flowing through this circuit is

If P is the power of a star connected system then what will be power of an equivalent delta connected system?

Nodal analysis can be applied for

A capacitor carries a charge of 0.1 C at 5 V. Its capacitance is

Internal resistance of ideal current source is

Four capacitors each of 40 µF are connected in parallel, the equivalent capacitance of the system will be

To apply reciprocity theorem response to excitation ratio is

1 F is theoretically equal to

Internal resistance of ideal voltage source is

The unit of resistivity is

Absolute permittivity of dielectric medium is represented as

The resistivity of the conductor depends on

Mesh analysis is applicable for

Which of the followings is/are active element?

How many coulombs of charge flow through a circuit carrying a current of 10 A in 1 minute?

Which of the following are the passive elements?

Inductor does not allow the sudden change of

Five capacitors each of 5 µF are connected in series, the equivalent capacitance of the system will be

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

The resistance of a conductor of diameter d and length l is R Ω. If the diameter of the conductor is halved and its length is doubled, the resistance will be

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

Which quantity consists of a unit 1KWh ?

Super position theorem is not applicable for

Magnetic flux has the unit of

To obtain a high value of capacitance, the permittivity of dielectric medium should be

Capacitor does not allow the sudden change of

Instantaneous power in inductor is proportional to the