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For an infinitesimally small dipole in free space, the electric field Eθ in the far field is proportional to (e-jkr/r)sinθ, where k = 2π/λ. A vertical infinitesimally small electric dipole (δl < < λ  is placed at a distance h(h > 0) above an infinite ideal conducting plane, as shown in the figure. The minimum value of h, for which one of the maxima in the far field radiation pattern occurs at 0 = 60°. is
  • a)
    0.75λ
  • b)
    λ
  • c)
    0.25λ
  • d)
    0.5λ
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
For an infinitesimally small dipole in free space, the electric field ...





cosθ is maximum, whenever θ = nπ; n = 0, 1, 2 ... 

⇒ For n = 1,  hmin = λ
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For an infinitesimally small dipole in free space, the electric field Eθ in the far field is proportional to (e-jkr/r)sinθ, where k = 2π/λ. A vertical infinitesimally small electric dipole (δl < <λ is placed at a distance h(h > 0) above an infinite ideal conducting plane, as shown in the figure. The minimum value of h, for which one of the maxima in the far field radiation pattern occurs at 0 = 60°. isa)0.75λb)λc)0.25λd)0.5λCorrect answer is option 'B'. Can you explain this answer?
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For an infinitesimally small dipole in free space, the electric field Eθ in the far field is proportional to (e-jkr/r)sinθ, where k = 2π/λ. A vertical infinitesimally small electric dipole (δl < <λ is placed at a distance h(h > 0) above an infinite ideal conducting plane, as shown in the figure. The minimum value of h, for which one of the maxima in the far field radiation pattern occurs at 0 = 60°. isa)0.75λb)λc)0.25λd)0.5λCorrect answer is option 'B'. Can you explain this answer? for GATE 2024 is part of GATE preparation. The Question and answers have been prepared according to the GATE exam syllabus. Information about For an infinitesimally small dipole in free space, the electric field Eθ in the far field is proportional to (e-jkr/r)sinθ, where k = 2π/λ. A vertical infinitesimally small electric dipole (δl < <λ is placed at a distance h(h > 0) above an infinite ideal conducting plane, as shown in the figure. The minimum value of h, for which one of the maxima in the far field radiation pattern occurs at 0 = 60°. isa)0.75λb)λc)0.25λd)0.5λCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for GATE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for For an infinitesimally small dipole in free space, the electric field Eθ in the far field is proportional to (e-jkr/r)sinθ, where k = 2π/λ. A vertical infinitesimally small electric dipole (δl < <λ is placed at a distance h(h > 0) above an infinite ideal conducting plane, as shown in the figure. The minimum value of h, for which one of the maxima in the far field radiation pattern occurs at 0 = 60°. isa)0.75λb)λc)0.25λd)0.5λCorrect answer is option 'B'. Can you explain this answer?.
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