Electromagnetic Field Theory How much current must flow in a loop of radius 1m to produce a magnetic field of 1 mA/m? 2 mA. 1mA. 1.5 mA. 2.5 mA. 2 mA. 1mA. 1.5 mA. 2.5 mA. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An infinite sheet has a charge density of 150 μ C/m. The flux density in μ C/m 2 is 50. 75. 1/75. 100. 50. 75. 1/75. 100. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Ohm’s law in point from field theory can be expressed as R = ρ × ( l / A). J = σE. J = E / σ. V = IR. R = ρ × ( l / A). J = σE. J = E / σ. V = IR. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a wave is incident from the more dense into a less dense medium at an angle equal to or exceeding the critical angle, the wave suffers total internal __________ . Reflection Refraction None of these Transmission Reflection Refraction None of these Transmission ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory 1 Maxwell is the same as 10-8 weber. 10-8 weber. 10-4 weber. 104 weber. 10-8 weber. 10-8 weber. 10-4 weber. 104 weber. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following statement regarding waveguides is incorrect? Waveguides can handle large power at UHF and microwaves At frequencies below the cut off value the wave progresses across the waveguide after total reflections Waveguides are usually air filled hollow conducting metallic tubes for transmitting UHF and microwaves At waveguide can be coupled to a coaxial cable Waveguides can handle large power at UHF and microwaves At frequencies below the cut off value the wave progresses across the waveguide after total reflections Waveguides are usually air filled hollow conducting metallic tubes for transmitting UHF and microwaves At waveguide can be coupled to a coaxial cable ANSWER DOWNLOAD EXAMIANS APP
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