Electromagnetic Theory (GATE (Graduate Aptitude Test in Engineering) Physics): Questions 9 - 11 of 82

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Question number: 9

» Electromagnetic Theory » Solutions of Electrostatic and Magnetostatic Problems

Appeared in Year: 2015

MCQ▾

Question

Given that the magnetic flux through the closed loop PQRSP is Equation . If Equation along PQR, the value of Equation along PSR is –

Showing the closed loop PQRSP

Showing the Closed Loop PQRSP

In figure a closed loop PQRSP is shown.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 10

» Electromagnetic Theory » Electromagnetic Waves and Their Reflection

Appeared in Year: 2014

Short Answer Question▾

Write in Short

The electric field of a uniform plane wave propagating in a dielectric, non – conducting medium is given by,

Equation

The phase velocity of the wave is ________ Equation

Question number: 11

» Electromagnetic Theory » Biot - Savart's and Ampere's Laws

Appeared in Year: 2015

MCQ▾

Question

A charge Equation is distributed uniformly over a sphere, with a positive charge Equation at its centre in Equation . Also in Equation , a charge Equation is distributed uniformly over an ellipsoid with a positive charge Equation at its centre. With respect to the origin of the coordinate system, which one of the following statements is correct?

Charge distribution over sphere and ellipsoid

Charge Distribution Over Sphere and Ellipsoid

In figure – i uniform charge distribution over a sphere and in figure – ii uniform charge distribution over an ellipsoid.

Choices

Choice (4) Response

a.

The dipole moment is non – zero in both figure (i) and figure (ii)

b.

The dipole moment is non – zero in figure (i) but zero in figure (ii)

c.

The dipole moment is zero in figure (i) but non – zero in figure (ii)

d.

The dipole moment is zero in both figure (i) and figure (ii)

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