Thursday, February 24, 2022

Anna University EC2253 Electromagnetic Fields Nov Dec 2021 Question Paper

Anna University Previous Years Question Paper

Question Paper Code : 80444

B.E./B.Tech. DEGREE EXAMINATIONS, NOVEMBER/DECEMBER 2021.

Fourth Semester

Electronics and Communication Engineering

EC 2253/EC 43/10144 EC 404/EC 1253/080290021 — ELECTROMAGNETIC

FIELDS

(Regulations 2008/2010)

Time : Three hours Maximum : 100 marks

Answer ALL questions.

PART A — (10 × 2 = 20 marks)

1. State Divergence theorem.

2. What is the significance of electric flux density?

3. What is meant by magnetic field intensity?

4. Write down the expression for the torque experienced by a current carrying loop situated in a magnetic field.

5. State Poisson’s and Laplace equations.

6. What is mutual Inductance?

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