Electromagnetic Field Theory A medium is said to be isotropic when ∈ is a scalar constant. ∈ = μ. ∈ is zero. ∈ = μσ. ∈ is a scalar constant. ∈ = μ. ∈ is zero. ∈ = μσ. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following is multiband HF receiving antenna? Square loop Folded dipole Log-periodic Conical horn Square loop Folded dipole Log-periodic Conical horn ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The two windings of a transformer have an inductor of 2 H each. If mutual inductor between them is also 2 H, then transformer is an ideal transformer. it is a perfect transformer. turns ratio of the transformer is also two. none of these. transformer is an ideal transformer. it is a perfect transformer. turns ratio of the transformer is also two. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A long wire composed of a smooth round conductor runs above and parallel to the ground (assumed to be a large conducting plane). A high voltage exists between the conductor and the ground. The maximum electric stress occurs at the ground surface. lower surface of the conductor. midway between the conductor and ground. upper surface of the conductor. the ground surface. lower surface of the conductor. midway between the conductor and ground. upper surface of the conductor. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A dipole having a moment p – 3ux - 5uy + 10uz ncm is located at p(1,2,-4) in free space. The V as Q(2,3,4) is 2.62 V. 2.52 V. 1.31 V. 1.26 V. 2.62 V. 2.52 V. 1.31 V. 1.26 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If n is the polarization vector and k is the direction of propagation plane electromagnetic wave, then n = K. n. k = 0. n × k = 0. n = - k. n = K. n. k = 0. n × k = 0. n = - k. ANSWER DOWNLOAD EXAMIANS APP
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