Electromagnetic Field Theory The main purpose of choke is to pass low frequencies. to pass high frequencies. none of above. to block low frequencies. to pass low frequencies. to pass high frequencies. none of above. to block low frequencies. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If n is the polarization vector and k is the direction of propagation plane electromagnetic wave, then n × k = 0. n = K. n. k = 0. n = - k. n × k = 0. n = K. n. k = 0. n = - k. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In order to minimize loss due to hysteresis the magnetic material should have high resistivity. large coercivity. high hysteresis coefficient. small B-H loop area. high resistivity. large coercivity. high hysteresis coefficient. small B-H loop area. 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 Transmission efficiency Loss coefficient Front to back ratio None of these Transmission efficiency Loss coefficient Front to back ratio None of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The force on a charge moving with velocity v under the influence of electric and magnetic fields is given by which one of the following q(E + B × V). q(H + V × E). q(E + V × B). q(E +V × H). q(E + B × V). q(H + V × E). q(E + V × B). q(E +V × H). ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A Yagi antenna has a driven antenna Only With one or more directors With a reflector and one or more directors With a reflector Only With one or more directors With a reflector and one or more directors With a reflector ANSWER DOWNLOAD EXAMIANS APP
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