Electromagnetic Field Theory If a and b are the dimensions of waveguide then a = b/4 a = 3b a = 2b a = b a = b/4 a = 3b a = 2b a = b ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A Yagi antenna has a driven antenna Only With a reflector With a reflector and one or more directors With one or more directors Only With a reflector With a reflector and one or more directors With one or more directors ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The divergence of a vector is a scalar, while the curl of a vector is another Unit vector Vector None of these Scalar Unit vector Vector None of these Scalar ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In case of antenna the ratio of the power radiated in the desired direction to the power radiated in the opposite direction is known as Loss coefficient Transmission efficiency Front to back ratio None of these Loss coefficient Transmission efficiency Front to back ratio None of these 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 7.5 N. 3.75 N. 20 N. 15 N. 7.5 N. 3.75 N. 20 N. 15 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric dipole of moment P is placed in front of a ground sphere. The change induced on the surface of the sphere is (Assume radius of sphere = R and distance from dipole to centre of sphere = d) PR 2/d3. PR/d. Zero. PR/d2. PR 2/d3. PR/d. Zero. PR/d2. ANSWER DOWNLOAD EXAMIANS APP
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