Electromagnetic Field Theory Which of the following impedance inversion is obtained? A half wave line A quarter wave line Balun transformer Short-circuited stub A half wave line A quarter wave line Balun transformer Short-circuited stub ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The two windings of a transformer have an inductor of 2 H each. If mutual inductor between them is also 2 H, then none of these. transformer is an ideal transformer. it is a perfect transformer. turns ratio of the transformer is also two. none of these. transformer is an ideal transformer. it is a perfect transformer. turns ratio of the transformer is also two. 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 An inductor designed with 400 turns coil wound on an iron core of 16 cm2 cross sectional area and with a cut of air gap length of 1 mm. The coil is connected to a 230 V, 50 Hz supply. Neglected coil resistance, core loss, iron reluctance and leakage inductance. Find the current in the inductor. 4.56 A. 18.08 A. 9.04 A. 2.28 A. 4.56 A. 18.08 A. 9.04 A. 2.28 A. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Conductor is constant and field is varying then emf will be induced. This principle is called static induced emf. dynamically induced emf. virtually induced emf. None of these static induced emf. dynamically induced emf. virtually induced emf. None of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The main purpose of choke is to block low frequencies. to pass high frequencies. none of above. to pass low frequencies. to block low frequencies. to pass high frequencies. none of above. to pass low frequencies. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS