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 Transmission efficiency None of these Front to back ratio Loss coefficient Transmission efficiency None of these Front to back ratio Loss coefficient ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In H-plane metal plate lens the travelling wave front is Accelerated Totally retarded Neither accelerated nor retarded Retarded Accelerated Totally retarded Neither accelerated nor retarded Retarded ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Plane z = 10 m carries charge 20 C/m2. The electric field intensity at the origin is – 10 uz v/m. – 18 πuz v/m. – 72 πuz v/m. – 360 πuz v/m. – 10 uz v/m. – 18 πuz v/m. – 72 πuz v/m. – 360 πuz v/m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The shape of B-H curve for air gap is hyperbola. ellipse. straight line. parabola. hyperbola. ellipse. straight line. parabola. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If a and b are the dimensions of waveguide then a = b/4 a = 2b a = b a = 3b a = b/4 a = 2b a = b a = 3b ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A metal sphere with 1 m radius and a surface charge density of 10 coulombs/m2 is enclosed in a cube of 10 m side. The total outward electric displacement normal to the surface of the cube is 40π C. 5 C. None of above. 10 C. 40π C. 5 C. None of above. 10 C. ANSWER DOWNLOAD EXAMIANS APP
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