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 1.15 joule. 0.015 joule. 0.015 joule. 0.15 joule. 1.15 joule. 0.015 joule. 0.015 joule. 0.15 joule. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The transmitting antennas for lower frequencies (below 500 kHz) are generally Any of the above Vertical grounded wire type Horizontal suspended wire type Parabolic reflector type Any of the above Vertical grounded wire type Horizontal suspended wire type Parabolic reflector type ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following statement regarding waveguides is incorrect? Waveguides are usually air filled hollow conducting metallic tubes for transmitting UHF and microwaves At waveguide can be coupled to a coaxial cable At frequencies below the cut off value the wave progresses across the waveguide after total reflections Waveguides can handle large power at UHF and microwaves Waveguides are usually air filled hollow conducting metallic tubes for transmitting UHF and microwaves At waveguide can be coupled to a coaxial cable At frequencies below the cut off value the wave progresses across the waveguide after total reflections Waveguides can handle large power at UHF and microwaves ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Self inductance of magnetic coil is proportional to 1 / N. N. N2. 1 / N2. 1 / N. N. N2. 1 / N2. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The frequency range for satellite communication is 300 to 3000 kHz 3000 to 30000 MHz 3 to 30 kHz 30000 to 300000 MHz 300 to 3000 kHz 3000 to 30000 MHz 3 to 30 kHz 30000 to 300000 MHz ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In order to minimize loss due to hysteresis the magnetic material should have small B-H loop area. high resistivity. large coercivity. high hysteresis coefficient. small B-H loop area. high resistivity. large coercivity. high hysteresis coefficient. ANSWER DOWNLOAD EXAMIANS APP
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