Download PTU (I.K.Gujral Punjab Technical University (IKGPTU)) B-Tech (Bachelor of Technology) (EEE)- Electrical And Electronics Engineering 2020 December 4th Sem 57106 Electromagnetic Fields Previous Question Paper
Roll No.
Total No. of Pages : 02
Total No. of Questions : 18
B.Tech.(EE)/(Electrical & Electronics Engg.) (2012 Onwards) /
(Electronics & Electrical Engg.) (2012 to 2017)
(Sem.?4)
ELECTROMAGNETIC FIELDS
Subject Code : BTEE-403
M.Code : 57106
Time : 3 Hrs. Max. Marks : 60
INST RUCT IONS T O CANDIDAT ES :
1 .
SECT ION-A is COMPULSORY cons is ting of TEN questions carrying TWO marks
each.
2 .
SECT ION-B c ontains F IVE questions c arrying FIVE marks eac h and s tud ents
have to atte mpt any FOUR q ues tions.
3 .
SECT ION-C contains THREE questions carrying T EN marks e ach and s tudents
have to atte mpt any T WO questio ns.
SECTION-A
Write briefly :
1)
Explain the difference between the divergence and curl of a vector field.
2)
State Helmholtz Theorem.
3)
Define Equipotential Surfaces.
4)
What is electric field intensity?
5)
What is Lorentz force equation?
6)
Define Magnetic Vector Potential.
7)
Explain the significance of equation of continuity.
8)
What is static field?
9)
What is skin effect?
10) What is surface impedance?
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SECTION-B
11) State and prove the Green's Theorem.
12) Discuss Analogies between electric and magnetic fields.
13) Discuss energy stored in magnetic fields.
14) In free space, electric field density, D = 10sin(tz}ax. find magnetic flux density B, E
and H.
15) State and discuss boundary conditions.
SECTION-C
16) What is meant by uniform plane wave? Derive wave equation in terms of electric field
and magnetic field.
17) Discuss and explain reflection of waves by a perfect dielectric (Normal incidence).
18) State and Derive Poynting Theorem.
NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any
page of Answer Sheet will lead to UMC against the Student.
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This post was last modified on 13 February 2021