Electromagnetic Field Theory Two point charges (Q and – Q) are situated at the vertex of the square. If potential at another vertex is 2 V, so potential at opposite vertex (diagonally) is 2 V. √ 2 V. Zero. 1 V. 2 V. √ 2 V. Zero. 1 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The radiation pattern of loop antenna is Circle Semicircle Cardoid or Limacon Elliptical Circle Semicircle Cardoid or Limacon Elliptical ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The attenuation in waveguide above to cut off frequency Very low Very high Zero Infinite Very low Very high Zero Infinite ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Inside a hollow conducting sphere electric field is zero. electric field changes with magnitude of the charge given to the conductor. electric field changes with distance from the center of the sphere. electric field is a non zero constant. electric field is zero. electric field changes with magnitude of the charge given to the conductor. electric field changes with distance from the center of the sphere. electric field is a non zero constant. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In order to minimize loss due to hysteresis the magnetic material should have high resistivity. large coercivity. small B-H loop area. high hysteresis coefficient. high resistivity. large coercivity. small B-H loop area. high hysteresis coefficient. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A satellite that simply reflect back the signals from one region of the earth to the other region is known as Passive satellite Active satellite Geostationary satellite Orbiting satellite Passive satellite Active satellite Geostationary satellite Orbiting satellite ANSWER DOWNLOAD EXAMIANS APP
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