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Anna University, Chennai Nov/Dec 2012 Examinations
Rejinpaul.com Important Questions
III Sem EEE
1.Prove that divergence of a curl
of a vector is zero ,using stoke’s theorem
2.State and prove divergence
Divergence theorem see problems
5.State and Prove
6.Find the electric field intensity and
density for coaxial cable using gauss’s law
the expression for Magnetic vector potential
expression for energy density in electrostatic field
9.Using the concept of magnetic vector
potential, derive Biot-Savart’s law
expression for energy density in a magnetic field
11.Derive an expression
for the force between two any straight parallel current carrying conductors
expression for coefficient of coupling in terms of mutual and self inductances
of the coils.
13.State and explain
14.derive the Maxwell’s
equations in differential and integral forms
15.A parallel plate
capacitor has an electrode area of 0.02m2. the Plates are separated by a
distance of 0.06mm. A voltage of 250 sin250t is applied across the plates.
Calculate its displacement current density. Assume a dielectric with relative
permittivity of 10.
16.By means of simple
RLC series circuit, explain the relationship between the field theory and
circuit theory. Also explain the limitations of circuit theory.
electromagnetic wave equation in phasor form.
reflection of plane waves by a perfect dielectric
relations for integral and point forms of poynting theorem.
poynting vector and power flow in electromagnetic fields