Electromagnetic Field Theory In microwave communication links, when fading due to rain attenuation occurs then technique adopted for solving the problem would include Antenna replacement and feed correction Path diversity and frequency diversity Amplitude timing and phase correction Polarization shifting and code diversity Antenna replacement and feed correction Path diversity and frequency diversity Amplitude timing and phase correction Polarization shifting and code diversity ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a conductor moves in the field, so that it makes an angle 8 with the lines of flux, the force F is given as : F = Bl sin2 0. Yes No Yes No ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnitude of force acting on a current carrying conductor placed in a magnetic field is independent of cross-sectional area of conductor. flux density. length of conductor. current flowing through the conductor. cross-sectional area of conductor. flux density. length of conductor. current flowing through the conductor. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The radiation pattern of a parabola antenna is Highly directional None of these A figure of directional Omnidirectional Highly directional None of these A figure of directional Omnidirectional ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The energy stored in the magnetic field in a solenoid 30 cm long and 3 cm diameter wound with 1000 turns of wire carrying a current at 10 amp, is 0.015 joule. 1.15 joule. 0.15 joule. 0.015 joule. 0.015 joule. 1.15 joule. 0.15 joule. 0.015 joule. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory MUF is highest in periods of greatest sunspot activity. False True False True ANSWER DOWNLOAD EXAMIANS APP
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