BSNL TTA ONLINE TEST - 1 Basic Electricity -1

1

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

1

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

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Instantaneous power in inductor is proportional to the

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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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Power dissipation in ideal inductor is

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Inductor does not allow the sudden change of

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Which of the following has no units?

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Which of the following defined the average value ?

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If a pure inductor is connected across the ac source, the average power taken by the inductor is

1

In RLC series circuit R = 2Ω, L = 2mH and C = 1μF. Find the time constant of the circuit?

1

The right hand rule for determining the direction of the induced EMF was introduced by

1

Whenever the magnetic flux changes with respect to an electric conductor or a coil, an EMF is induced in the conductor is Faraday’s

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Which of the following represents ohms law

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In the left hand rule, forefinger always represents

1

Cork Screw rule is used to find

1

Biot-Savarts law states the relation between magnetic intensity and

1

The drawback of Daltons atomic structure is that, it says

1

According to Coulomb’s law, the force of attraction or repulsion, between to electrical charges is

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Ohm’s law in point from field theory can be expressed as

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Coulombs law for the force between electric charges most closely resembles with

1

The Biot-savarts law is a general modification of

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The direction of induced emf can be found by

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Conductor is constant and field is varying then emf will induce. This principle is called

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The operation of electric generators and motors depend on the intraction between magnetic field and

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The heating time constant of an electrical machine gives an induction of its

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Subject : Basic Electricity Instruction: Time limit for the exam: 25 Minutes Total number of questions : 30 Q Each question carry 1 mark, no negative marks. DO NOT refresh the page. All the best by BSNL ACADEMY If U Like Our Test series than Share with your friends and Rate Our Tests.

BSNL TTA ONLINE TEST - 1 Basic Electricity -1

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

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

Instantaneous power in inductor is proportional to the

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

Power dissipation in ideal inductor is

Inductor does not allow the sudden change of

Which of the following has no units?

Which of the following defined the average value ?

If a pure inductor is connected across the ac source, the average power taken by the inductor is

In RLC series circuit R = 2Ω, L = 2mH and C = 1μF. Find the time constant of the circuit?

The right hand rule for determining the direction of the induced EMF was introduced by

Whenever the magnetic flux changes with respect to an electric conductor or a coil, an EMF is induced in the conductor is Faraday’s

Which of the following represents ohms law

In the left hand rule, forefinger always represents

Cork Screw rule is used to find

Biot-Savarts law states the relation between magnetic intensity and

The drawback of Daltons atomic structure is that, it says

According to Coulomb’s law, the force of attraction or repulsion, between to electrical charges is

Ohm’s law in point from field theory can be expressed as

Coulombs law for the force between electric charges most closely resembles with