Electromagnetic Field Theory Inside a hollow conducting sphere electric field is a non zero constant. electric field is zero. electric field changes with distance from the center of the sphere. electric field changes with magnitude of the charge given to the conductor. electric field is a non zero constant. electric field is zero. electric field changes with distance from the center of the sphere. electric field changes with magnitude of the charge given to the conductor. 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 0 None of these either 1 or 2 maximum 0 None of these either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The radiation pattern of loop antenna is Semicircle Elliptical Circle Cardoid or Limacon Semicircle Elliptical Circle Cardoid or Limacon ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The potential that appears at a point in space due to the current which caused it is called potential Retardation Lagging the current Accelerating Oscillating Retardation Lagging the current Accelerating Oscillating ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The main disadvantage of the two-hole directional coupler is High standing wave ratio Poor directivity Narrow bandwidth Low directional coupling High standing wave ratio Poor directivity Narrow bandwidth Low directional coupling ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The useful magnetic flux obtainable from any closed surface is None of these Both A and B Constant Unity None of these Both A and B Constant Unity ANSWER DOWNLOAD EXAMIANS APP