A long wire composed of a smooth round conductor runs above and parallel to the ground (assumed to be a large conducting plane). A high voltage exists between the conductor and the ground. The maximum electric stress occurs at

Electromagnetic Field Theory
A long wire composed of a smooth round conductor runs above and parallel to the ground (assumed to be a large conducting plane). A high voltage exists between the conductor and the ground. The maximum electric stress occurs at

lower surface of the conductor.

upper surface of the conductor.

the ground surface.

midway between the conductor and ground.

lower surface of the conductor.

upper surface of the conductor.

the ground surface.

midway between the conductor and ground.

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Electromagnetic Field Theory
A solid sphere made of insulating material has a radius R and has a total charge Q distributed uniformly in its volume. What is the magnitude of electric field intensity, E, at a distance r (o less than r less than R) inside the sphere

QR/(4π εo r3).

3 Qr/(4 π εo R3).

Q/(4 π εo r3).

Qr/(4 π εo R3).

QR/(4π εo r3).

3 Qr/(4 π εo R3).

Q/(4 π εo r3).

Qr/(4 π εo R3).

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Electromagnetic Field Theory
The main purpose of choke is

to pass high frequencies.

to block low frequencies.

to pass low frequencies.

none of above.

to pass high frequencies.

to block low frequencies.

to pass low frequencies.

none of above.

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Electromagnetic Field Theory
Conductor is static and the field is varying then emf will be induced. This principle is called

static induced emf.

virtually induced emf.

none of these

dynamically induced emf.

static induced emf.

virtually induced emf.

none of these

dynamically induced emf.

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Electromagnetic Field Theory
Which of following is true for a purely inductive circuit ?

Actual power of the circuit is zero.

Reactive power of the circuit is zero.

Apparent power of the circuit is zero.

Any capacitance even if present in the circuit will not be charged.

Actual power of the circuit is zero.

Reactive power of the circuit is zero.

Apparent power of the circuit is zero.

Any capacitance even if present in the circuit will not be charged.

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Electromagnetic Field Theory
The magnetic intensity in A/m at the centre of circular coil of diameter 1m and carrying a current of 2A is

2.

8.

3.

4.

2.

8.

3.

4.

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Electromagnetic Field Theory

Electromagnetic Field Theory A long wire composed of a smooth round conductor runs above and parallel to the ground (assumed to be a large conducting plane). A high voltage exists between the conductor and the ground. The maximum electric stress occurs at

Electromagnetic Field Theory A solid sphere made of insulating material has a radius R and has a total charge Q distributed uniformly in its volume. What is the magnitude of electric field intensity, E, at a distance r (o less than r less than R) inside the sphere

Electromagnetic Field Theory The main purpose of choke is

Electromagnetic Field Theory Conductor is static and the field is varying then emf will be induced. This principle is called

Electromagnetic Field Theory Which of following is true for a purely inductive circuit ?

Electromagnetic Field Theory The magnetic intensity in A/m at the centre of circular coil of diameter 1m and carrying a current of 2A is

Electromagnetic Field Theory
A long wire composed of a smooth round conductor runs above and parallel to the ground (assumed to be a large conducting plane). A high voltage exists between the conductor and the ground. The maximum electric stress occurs at

Electromagnetic Field Theory
A solid sphere made of insulating material has a radius R and has a total charge Q distributed uniformly in its volume. What is the magnitude of electric field intensity, E, at a distance r (o less than r less than R) inside the sphere

Electromagnetic Field Theory
The main purpose of choke is

Electromagnetic Field Theory
Conductor is static and the field is varying then emf will be induced. This principle is called

Electromagnetic Field Theory
Which of following is true for a purely inductive circuit ?

Electromagnetic Field Theory
The magnetic intensity in A/m at the centre of circular coil of diameter 1m and carrying a current of 2A is