Electromagnetic Field Theory The power gain of a half-wave dipole with respect to an isotropic radiator is 3 db 4.15 db 6 db 2.15 db 3 db 4.15 db 6 db 2.15 db ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of following circuit element stores energy in electro-magnetic field? Capacitor. Variable Resistor. Condenser. Inductor. Capacitor. Variable Resistor. Condenser. Inductor. ANSWER DOWNLOAD EXAMIANS APP
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 In order to minimize loss due to hysteresis the magnetic material should have high resistivity. small B-H loop area. high hysteresis coefficient. large coercivity. high resistivity. small B-H loop area. high hysteresis coefficient. large coercivity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If the static magnetic flux density is B, then Divergence of B = 0. Curl of B = 0. Divergence of B = J. Curl of B = J. Divergence of B = 0. Curl of B = 0. Divergence of B = J. Curl of B = J. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A solid sphere made of insulating material has a radius R and has a total charge Q distributed uniformly in its volume. What is the magnitude of electric field intensity, E, at a distance r (o less than r less than R) inside the sphere Q/(4 π εo r3). QR/(4π εo r3). Qr/(4 π εo R3). 3 Qr/(4 π εo R3). Q/(4 π εo r3). QR/(4π εo r3). Qr/(4 π εo R3). 3 Qr/(4 π εo R3). ANSWER DOWNLOAD EXAMIANS APP
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