Electromagnetic Field Theory Which of the following will increase the antenna radiation efficiency? Use of larger section of conductor Providing insulation on conductor Any of the above Top loading of antenna Use of larger section of conductor Providing insulation on conductor Any of the above Top loading of antenna ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A pure inductor is connected across a voltage source. Find the active power drawn by the inductor? maximum None of these either 1 or 2 0 maximum None of these either 1 or 2 0 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory For a line characteristic impedance zo terminated is load zo/3, the reflection coefficient is – 1/3. – ½. 2/3. 1/3. – 1/3. – ½. 2/3. 1/3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The power gain of a half-wave dipole with respect to an isotropic radiator is 4.15 db 3 db 6 db 2.15 db 4.15 db 3 db 6 db 2.15 db ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If the static magnetic flux density is B, then Curl of B = J. Divergence of B = J. Divergence of B = 0. Curl of B = 0. Curl of B = J. Divergence of B = J. Divergence of B = 0. Curl of B = 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A loop antenna is a commonly used for Satellite communication Radar All of these Direction finding Satellite communication Radar All of these Direction finding ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS