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### EE2202 ELECTROMAGNETIC THEORY ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER NOV/DEC 2010., IMPORTANT QUESTIONS, 2 MARKS AND 16 MARKS QUESTIONS FOR EEE DEPARTMENT

Sunday, September 25, 2011 ·

EE2202 ELECTROMAGNETIC THEORY ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER NOV/DEC 2010., IMPORTANT QUESTIONS, 2 MARKS AND 16 MARKS QUESTIONS FOR EEE DEPARTMENT

ANNA UNIVERSITY PREVIOUS YEAR QUESTION PAPER  EE2202 ELECTROMAGNETIC THEORY NOV/DEC 2010., IMPORTANT QUESTIONS, 2 MARKS AND 16 MARKS QUESTIONS FOR EEE DEPARTMENT

B.E./B.Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2010.
Third Semester
Electrical and Electronics Engineering
EE 2202 — ELECTROMAGNETIC THEORY
(Regulation 2008)
Time : Three hours Maximum : 100 Marks
PART A — (10 × 2 = 20 Marks)
1. State divergence theorem.
2. Show that the vector z y x a y x a z x a z y H 2 2 2 3 2 4 3 4 3 + + = − − is solenoidal.
3. Define electric dipole and electric dipole moment.
4. Write Poisson’s equation and Laplace equation for a simple medium.
5. State Biot-Savrat’s law.
6. What is the expression for inductance of a toroid?
7. State Faraday’s law of electromagnetic induction.
8. State Maxwell’s I and II equation.
9. State the Poynting theorem.
10. Mention any two properties of uniform plane wave.
PART B — (5 × 16 = 80 Marks)
11. (a) Transform the vector − − − − − = z y x a a a A 4 2 4 at ( ) 4 , 3 , 2 = + = + = z y x p to
spherical coordinate.
Or
(b) Write short notes on the following :
(ii) Divergence (4)
(iii) Curl and (4)
(iv) Stokes theorem. (4)
12. (a) Find the potential at any point along the axis of a uniformly charged disc
of 2 c/m σ . The disc has radius of ‘a’ m.
Or
(b) Deduce an expression for the capacitance of a parallel plate capacitor
having two dielectric media.
13. (a) (i) Obtain an expression for the magnetic field intensity due to finite
length current carrying conductor.
(ii) Find the magnetic field intensity at any point on the axis of a
circular coil carrying current with a loop radius of ‘a’ m.
Or
(b) State and explain Ampere’s circuital law and show that the field strength
at the end of a long solenoid is one half of that at the centre.
14. (a) Obtain the expression for energy stored in the magnetic field and also
derive the expression for magnetic energy density.
Or
(b) Derive and explain Maxwell’s equation in point and integral form using
Ampere’s circuital law and Faraday’s law.
15. (a) Derive the relationship between electric field and magnetic field. Derive
the wave equation for magnetic field in phasor form.
Or
(b) Define Brewster angle and derive its expression.