Electromagnetic Field Theory A plane wave in a homogeneous medium has E = 50 sin(108t + 2z) uy V/m. What is the direction of wave propagation – z direction. – y direction. z direction. y direction. – z direction. – y direction. z direction. y direction. 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 0 either 1 or 2 maximum None of these 0 either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A point pole has a strength of 4π × 10-4 weber. The force in newtons on a point pole of 4π × 1.5 × 10-4 weber placed at a distance of 10 cm from it will be 20 N. 7.5 N. 15 N. 3.75 N. 20 N. 7.5 N. 15 N. 3.75 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two infinite parallel metal plates are charged with equal surface charge density of the same polarity. The electric field in the gap between the plates is dependent on coordinates of field points. zero. same as that produced by one plate. double the field produced by one plate. dependent on coordinates of field points. zero. same as that produced by one plate. double the field produced by one plate. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If E is the electric field intensity, then what is the value of divergence of (curl of E)? E. | E |. Zero. Null vector. E. | E |. Zero. Null vector. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In case of surface waves the field strength at a point is directly proportional to Antenna height Wave frequency Distance of the point from the antenna Current of the antenna Antenna height Wave frequency Distance of the point from the antenna Current of the antenna ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS