Electric Circuits Objective Questions
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1 F is theoretically equal to
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The unit of resistivity is
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To apply reciprocity theorem response to excitation ratio is
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Instantaneous power in inductor is proportional to the
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Nodal analysis can be applied for
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Absolute permittivity of dielectric medium is represented as
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Power dissipation in ideal inductor is
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If 1 A current flows in a circuit, the number of electrons flowing through this circuit is
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If P is the power of a star connected system then what will be power of an equivalent delta connected system?
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Internal resistance of ideal voltage source is
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A capacitor carries a charge of 0.1 C at 5 V. Its capacitance is
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Mesh analysis is applicable for
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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
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Five capacitors each of 5 µF are connected in series, the equivalent capacitance of the system will be
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To obtain a high value of capacitance, the permittivity of dielectric medium should be
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Which quantity should be measured by the voltmeter ?
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Which of the following are the passive elements?
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Four capacitors each of 40 µF are connected in parallel, the equivalent capacitance of the system will be
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Which of the followings is/are active element?
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The resistivity of the conductor depends on
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Internal resistance of ideal current source is
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Magnetic flux has the unit of
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How many coulombs of charge flow through a circuit carrying a current of 10 A in 1 minute?
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Capacitor does not allow the sudden change of
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If all the elements in a particular network are linear, then the superposition theorem would hold, when the excitation is
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Super position theorem is not applicable for
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The voltage induced in an inductor is represented as,
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Inductor does not allow the sudden change of
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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
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Which quantity consists of a unit 1KWh ?
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