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EE6302 Electromagnetic Theory B.E Question Bank : dmice.ac.in

Name of the College : DMI College OF Engineering
Department : Electrical And Electronics Engineering
Subject Code/ Name : EE 6302-Electromagnetic Theory
Degree : B.E
Website : dmice.ac.in
Document Type : Question Bank

Electromagnetic Theory : https://www.pdfquestion.in/uploads/dmice.ac.in/1610-EE6302.doc

DMI Electromagnetic Theory Question Bank

UNIT –I

ELECTROSTATICS I
Part A :
1) State divergence theorem.
2) State Stoke’s theorem.

Related : DMI College OF Engineering ME2302 Dynamics of Machinery, B.E Question Bank : www.pdfquestion.in/1512.html

3) What is del operator? How is it used in density curl, gradient and divergence?
4) Define vector product of two vectors.
5) Write down expression for x, y, z in terms of spherical co-ordinates r,? and f.
6) Write down the expression for differential volume element in terms of spherical co-ordinates.
7) What is the divergence of curl of a vector?
8) Write expression for differential length in cylindrical and spherical co-ordinates.
9) Define a vector and its value in Cartesian co-ordinate axis.
10) When a vector field is solenoidal and irrotational.?
11) What are the source of electric field and magnetic fields?
12) Express the value of differential volume in rectangular and cylindrical Co-ordinate systems
13) Write expression for differential length in cylindrical and spherical co ordinates.
14) Express the divergence of a vector in the three system of orthogonal Co-ordination.
15) State coulomb’s law.


16) State Gauss law for electric fields
17) Define dipole moment.
18) Define electric flux and flux density.
19) Define electric field intensity or electric field.
20) What is a point charge?

Part B :
1) State and prove Divergence theorem.
2) State and prove Stroke’s theorem.
3) For a vector field A, show explicitly that ?.? x A=0: that is the divergence of the curl of any vector field is zero.
4) Show that the vector H = (y2- z2+3yz-2x) ax + (3xz+2xy) ay + (3xy- 2xz+2z) az is both irrotational and solenoidal.
5) What is the different co-ordinate systems used to represent field vectors? Discuss about them in brief.
6) Determine the divergence and curl of the vector A = x ax + y ay+ y az
7) Derive an expression for electric field due to an infinite long conductor from its principles.
8) Derive the boundary conditions at the charge interfaced of two dielectric media.
9) Find the electric field intensity due to the presence of co-axial cable with inner conductors of ?s c/m2 and outer conductor of – ?s c/m2.
10) State and proof gauss law .and explain applications of gauss law.

UNIT II

ELECTROSTATICS II :
Part A :
1) Define potential and potential difference.
2) Write the Poisson’s and Laplace equation.
3) Give the relationship between potential gradient and electric field.
4) Define current density.
5) State point form of Ohm’s law.
6) Define polarization.
7) Express the value of capacitance for a coaxial cable.
8) What is meant by displacement current?
9) State the boundary conditions at the interface between two perfect dielectrics.
10) Define electric flux & electric flux density
11) Define electric field intensity
12) Name few applications of Gauss law in electrostatics
13) Define potential difference.
14) Define potential.
15) Give the relation between electric field intensity and electric flux density.
16) Give the relationship between potential gradient and electric field.
17) Define current density.
18) Write down the expression for capacitance between two parallel plates.
19) State point form of ohms law.
20) Define dielectric strength.

Part B :
1) What is dipole? Derive the expression for potential and electric field intensity due to a dipole.
2) Compare and explain conduction current and displacement current.
3) Derive the expression for electric field intensity due to a circular surface charge.
4) Derive an expression for energy density in electrostatic fields.
5) Derive Poisson’s and Laplace equation.
6) Derive an electric field intensity and potential at any point due to charged circular disc.
7) Derive an expression of capacitance of coaxial cable.
8) Explain the Boundary condition between Dielectric medium?
9) Derive the expression for parallel conductors
10) Derive the expression for electric field intensity due to a circular surface charge.

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