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GATE EC 2020: Electromagnetic Theory Quiz 5 (App update required to attempt this test)
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Question 1
For static electric and magnetic fields in an inhomogeneous source-free medium, which of the following represents the correct form of two of Maxwell’s equations?
Question 2
The unit of 
is
is Question 3
An infinitely long uniform solid wire of radius a carries a uniform dc current of density
.
A hole of radius b(b < a) is now drilled along the length of the wire at a distance d from the center of the wire as shown below.
The magnetic field inside the hole is
.A hole of radius b(b < a) is now drilled along the length of the wire at a distance d from the center of the wire as shown below.
The magnetic field inside the hole is
Question 4
A metal wire carries a conduction current of 0.5 A. What is the displacement current in the wire at 50 MHz? (Assume the permittivity of the metal 
and the conductivity 
)
and the conductivity ) Question 5
If flux density D = 5xax – 4yay + kzaz μC/m2 and magnetic flux density B= 2ay mT. Find the value of k to satisfy Maxwell’s equation if σ = 0 and ρV = 0.
Question 6
The magnetic field intensity is given by H = H’cosAz cos ωt ay A/m in a charge free region then value of D is ____________ ax C/m2.
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Oct 27ESE & GATE EC
