Electromagnetic Field Theory A medium is said to be isotropic when ∈ is zero. ∈ = μσ. ∈ = μ. ∈ is a scalar constant. ∈ is zero. ∈ = μσ. ∈ = μ. ∈ is a scalar constant. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of total electric flux coming out of a closed surface? Equal to volume change density. Equal to the surface charge density. Zero. Equal to total charge enclosed by the surface. Equal to volume change density. Equal to the surface charge density. Zero. Equal to total charge enclosed by the surface. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Mutual inductance between two magnetically coupled coils depends on cross sectional area of their common core. permeability of core. the number of their turns. all of above. cross sectional area of their common core. permeability of core. the number of their turns. all of above. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnetic vector potential due to a single conductor carrying current is finite. infinite. none of tha above. zero. finite. infinite. none of tha above. zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A square corner reflector is used in which of the following? Radio astronomy TV broadcast Point-to-point communication All of these Radio astronomy TV broadcast Point-to-point communication All of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which antenna is a wideband antenna? None of these Folded dipole Hertz antenna Marconi antenna None of these Folded dipole Hertz antenna Marconi antenna ANSWER DOWNLOAD EXAMIANS APP
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