Electromagnetic Field Theory If a and b are the dimensions of waveguide then a = 3b a = 2b a = b/4 a = b a = 3b a = 2b a = b/4 a = b ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electric flux is given D = (2y2 + z) Ix + 4xy Iy + x Iz C/m2. The volume charge density at point (-1, 0, 3) is - 4 C/m3. - 8 C/m3. - 2 C/m3. 0 C/m3. - 4 C/m3. - 8 C/m3. - 2 C/m3. 0 C/m3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The attenuation in waveguide above to cut off frequency Very low Zero Infinite Very high Very low Zero Infinite Very high ANSWER DOWNLOAD EXAMIANS APP
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 For a linear electromagnetic circuit, which of the following statement is true? Field energy is greater than the co-energy. Field energy is equal to the co-energy. Field energy is lesser than the co-energy. Co-energy is zero. Field energy is greater than the co-energy. Field energy is equal to the co-energy. Field energy is lesser than the co-energy. Co-energy is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In case of surface waves the field strength at a point is directly proportional to Antenna height Current of the antenna Distance of the point from the antenna Wave frequency Antenna height Current of the antenna Distance of the point from the antenna Wave frequency ANSWER DOWNLOAD EXAMIANS APP