Electromagnetic Field Theory What is the value of skin depth as 100 Hz in a material having μr = 1.0 and & σ = 3.60 × 107 s/m 8.4 mm. 2.4 mm. 4 mm. 10 mm. 8.4 mm. 2.4 mm. 4 mm. 10 mm. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The frequency of the power wave associated with an electromagnetic wave having field as E = e-z/δ cos(ω - zδ) is given by ω. ω / π. ω/2π. ω/4π. ω. ω / π. ω/2π. ω/4π. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Skin depth is proportional to 1/√σ. √(σ). Permeability. Frequency. 1/√σ. √(σ). Permeability. Frequency. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A plane wave in a homogeneous medium has E = 50 sin(108t + 2z) uy V/m. What is the direction of wave propagation z direction. – y direction. – z direction. y direction. z direction. – y direction. – z direction. y direction. 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. n × k = 0. n. k = 0. n = - k. n = K. n × k = 0. n. k = 0. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS