Electromagnetic Field Theory Ohm’s law in point from field theory can be expressed as V = IR. J = σE. J = E / σ. R = ρ × ( l / A). V = IR. J = σE. J = E / σ. R = ρ × ( l / A). ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory When a single turn coil rotates in a uniform magnetic field at a uniform speed, the induced emf will be none of these. steady. alternating. pulsating. none of these. steady. alternating. pulsating. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following impedance inversion is obtained? A half wave line Balun transformer A quarter wave line Short-circuited stub A half wave line Balun transformer A quarter wave line Short-circuited stub ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following is multiband HF receiving antenna? Log-periodic Conical horn Square loop Folded dipole Log-periodic Conical horn Square loop Folded dipole ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnetic intensity in A/m at the centre of circular coil of diameter 1m and carrying a current of 2A is 2. 4. 3. 8. 2. 4. 3. 8. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In a lossless medium the intrinsic impedance η = 60π and μr = 1. The relative dielectric constant εr shall be 1. 8. 2. 4. 1. 8. 2. 4. ANSWER DOWNLOAD EXAMIANS APP
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