Electromagnetic Field Theory In a lossless medium the intrinsic impedance η = 60π and μr = 1. The relative dielectric constant εr shall be 2. 4. 1. 8. 2. 4. 1. 8. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A square corner reflector is used in which of the following? Point-to-point communication TV broadcast All of these Radio astronomy Point-to-point communication TV broadcast All of these Radio astronomy ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The coils having self inductance of 10 mH and 15 mH have an effective inductance of 40 mH, when connected in series aiding. What will be the equivalent inductance if we connect then in series opposing? 5 mH. 20 mH. 0 mH. 10 mH. 5 mH. 20 mH. 0 mH. 10 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory For a linear electromagnetic circuit, which of the following statement is true? Co-energy is zero. Field energy is lesser than the co-energy. Field energy is greater than the co-energy. Field energy is equal to the co-energy. Co-energy is zero. Field energy is lesser than the co-energy. Field energy is greater than the co-energy. Field energy is equal to the co-energy. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which antenna is a wideband antenna? Folded dipole Hertz antenna Marconi antenna None of these Folded dipole Hertz antenna Marconi antenna None of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic material has a total flux B of 80 micro Wb with an mmf of 160 AT. The reluctance in ampere turn per weber is 2 × 108. 2 × 10-8. 2 × 10-6. 2 × 106. 2 × 108. 2 × 10-8. 2 × 10-6. 2 × 106. ANSWER DOWNLOAD EXAMIANS APP
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