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Electromagnetic Field Theory

Electromagnetic Field Theory
If a and b are the dimensions of waveguide then

a = b
a = 3b
a = b/4
a = 2b

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Electromagnetic Field Theory
The electric field on a plane is decribed by . The field due to

 none of above.
 a dipole and a monopole.
 a monopole.
 a dipole.

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Electromagnetic Field Theory
In frec space E (z,t) = 103 sin(ωt - βz) uy v/m. What is the value of H (z,t)

  (103/377) sin(ωt - β z)(-ux) A/m.
 (103/377) cos(ωt - β z)(-ux) A/m.
 None of above.
 (103/377) sin(ωt - β z)(-uy) A/m.

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Electromagnetic Field Theory
1 Maxwell is the same as

 10-8 weber.
 10-8 weber.
 104 weber.
 10-4 weber.

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Electromagnetic Field Theory
Magnetic field intensity at centre of circular coil, of diameter 1 m and carrying a current of 2 A is

 2 A/m.
 8 A/m.
 4 A/m.
 1 A/m.

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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/(4 π εo R3).
 Q/(4 π εo r3).
 3 Qr/(4 π εo R3).
 QR/(4π εo r3).

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