Electromagnetic Field Theory The power gain of a half-wave dipole with respect to an isotropic radiator is 3 db 2.15 db 4.15 db 6 db 3 db 2.15 db 4.15 db 6 db ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following statement is correct for divergence of electric and magnetic flux densities? It is zero for the magnetic flux density. It is zero for the electric flux density. These are zero for static densities but non zero for time varying densities. Both are zero. It is zero for the magnetic flux density. It is zero for the electric flux density. These are zero for static densities but non zero for time varying densities. Both are zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In an impedance smith chart, a clockwise movement along a constant resistance circle gives rise to No change in the reactance value An increase in the value of reactance No change in the impedance value Decrease in the value of reactance No change in the reactance value An increase in the value of reactance No change in the impedance value Decrease in the value of reactance ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory ________ at a point is defined as the force experienced per unit positive charge at a point placed in the electric field. None of these Magnetic flux density. Electric intensity. Electric flux. None of these Magnetic flux density. Electric intensity. Electric flux. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An insulated metal sphere of 20 cm diameter is charged by rubbing with charges 2 × 10-8 C. Potential developed will be 1800 V. 0 V. 900 V. 200 V. 1800 V. 0 V. 900 V. 200 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following represents ohms law J = σE I = GV All of these V = RI J = σE I = GV All of these V = RI ANSWER DOWNLOAD EXAMIANS APP
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