The GATE Grind

GATE Electromagnetic theory: Poynting vector, Poynting theorem, energy and momentum of electromagnetic waves. – Previous Year Questions

5 GATE previous year questions on Poynting vector, Poynting theorem, energy and momentum of electromagnetic waves. (Electromagnetic theory, Physics) with answers and explanations, from every paper.

  1. GATE 2022 PH Q16 (1 mark, Multiple choice) – A charge q oscillates harmonically with amplitude A and angular frequency omega. What is the Larmor radiation power proportional to?
  2. GATE 2022 PH Q65 (2 marks, Numerical answer) – A current of 1 A is flowing through a very long solenoid made of winding density 3000 turns/m. As shown in the figure, a parallel plate capacitor,…
  3. GATE 2023 PH Q61 (2 marks, Numerical answer) – A vacuum wave propagates along z with B= B 0ei(kz- t) and B 0=10-8 T. Average power P crosses a circle of radius 1 m in the xy plane. With 0=10-11\…
  4. GATE 2026 PH Q47 (2 marks, Multiple choice) – An infinitely large thin sheet in the xy-plane carries uniform positive charge density and is moving with constant velocity v in the +x direction (see…
  5. GATE 2024 PH Q55 (2 marks, Multiple select) – An oscillating dipole d(t)=d 0( t) z is at the origin. For distant points in spherical coordinates, which intensity statements are true?