Electromagnetic Field Theory The ability of charged bodies to exert force on one another is attributed to the existence of neutrons. electrons. protons. electric field. neutrons. electrons. protons. electric field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic circuit requires 800 AT to produce a certain quantity of flux in a magnetic circuit. If its excitation coil has 100 turns and 5 Ohm resistance, the voltage to be applied in exciting coil is 80 V. 8 V. 40 V. 60 V. 80 V. 8 V. 40 V. 60 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The Kirchhoff’s current law is implict in expression Divergence of B = 0. Curl of H = J + (δ D)/(δ t). Divergence of D = ρv. Surface integral of (j.ds) = 0. Divergence of B = 0. Curl of H = J + (δ D)/(δ t). Divergence of D = ρv. Surface integral of (j.ds) = 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field intensity (E) at ant point in an electric field is equal to potential gradient. (potential gradient)1/2. (potential gradient)1/3. (potential gradient)2. potential gradient. (potential gradient)1/2. (potential gradient)1/3. (potential gradient)2. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory According to maximum power transfer theorem, the maximum power is absorbed by one network from another network when The impedance of one is equal to that of the other The impedance of one of the networks is half that of the other None of these The impedance of one is the complex conjugate of the other The impedance of one is equal to that of the other The impedance of one of the networks is half that of the other None of these The impedance of one is the complex conjugate of the other 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
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