Engineering Physics Unit 2 Notes AKTU (BAS101)

AKTU · BTECH · Semester 1, 2 · Engineering Physics · Unit 2 · Notes

AKTU Engineering Physics (BAS101) Unit 2 notes for B.Tech Semester 1/2 – Electromagnetic Field Theory. Topics: Stokes and Divergence Theorem, Basic Laws…

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Unit 2: Electromagnetic Field Theory – AKTU syllabus topics

  • Stokes and Divergence Theorem
  • Basic Laws Electricity Magnetism: Continuity Equation Current Density, Displacement Current
  • Maxwell Equations: Integral and Differential Form, Maxwell Equations in Vacuum, Maxwell Equations Conducting Medium
  • Poynting Vector and Theorem
  • Plane Electromagnetic Waves: EM Waves in Vacuum Transverse Nature, EM Waves in Conducting Medium, Skin Depth

Most asked AKTU PYQ questions from Unit 2

  1. Q4a. Derive work-energy theorem for the flow of energy in an electromagnetic field. (7 marks, 2024-25)
  2. Q4a. Establish the e-m waves' equations in free space and solve them to show that they travel with the speed of light in free space and are transverse in nature. (10 marks, 2021-22)
  3. Q4b. State and prove the Poynting theorem. Show that E/H = 377 Ohm. (10 marks, 2021-22)
  4. Q4a. Write Maxwell's equations in free space. Also show that the electric and magnetic vectors are normal to the direction of propagation of the electromagnetic wave. (10 marks, 2020-21)
  5. Q4b. State and deduce Poynting theorem for the flow of energy in an electromagnetic field. Discuss the physical significance of Poynting theorem. (10 marks, 2020-21)
  6. Q2b. Explain the concept of Poynting vector and discuss its physical meaning. (7 marks, 2025-26)
  7. Q4a. Deduce the equation for the propagation of plane electromagnetic waves in the free space. Show that the electric and magnetic vectors are normal to each other and to the direction of propagation of the wave. (7 marks, 2025-26)
  8. Q4b. State and Prove Poynting theorem. (7 marks, 2024-25)
  9. Q5b. Derive the wave equations for electric and magnetic fields in vacuum using Maxwell's equations. Discuss the transverse nature of electromagnetic waves and explain how the electric and magnetic fields are oriented with respect to the direction of propagation. (7 marks, 2024-25)
  10. Q2b. Derive electromagnetic wave equation in free space. Prove that electromagnetic wave propagates with speed of light. (7 marks, 2024-25)

AKTU paper codes: BAS101, BAS201, KAS101, KAS201

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