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. 8. 3. 2. 4. 8. 3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The work done by a force F = 4un - 3uy + 2uz N in giving a 1nC charge a displacement of (10 ux + 2uy - 7uz) m is 20 nj. 60 nj. 40 nj. 100 nj. 20 nj. 60 nj. 40 nj. 100 nj. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of magnetic vector potential due to an infinitesimally small current element, evaluated at infinite distance from it? Unity. Depends on strength of current element. Infinity. Zero. Unity. Depends on strength of current element. Infinity. Zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In microwave communication links, when fading due to rain attenuation occurs then technique adopted for solving the problem would include Polarization shifting and code diversity Antenna replacement and feed correction Amplitude timing and phase correction Path diversity and frequency diversity Polarization shifting and code diversity Antenna replacement and feed correction Amplitude timing and phase correction Path diversity and frequency diversity ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A sphere of radius with a uniform charge density ρv C/m3 shall have electric flux density at radius “r = a” equal to ρv/3 C/m2. aρv C/m2. aρv/3 C/m2. aρv/4 C/m2. ρv/3 C/m2. aρv C/m2. aρv/3 C/m2. aρv/4 C/m2. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric field inside a hollow metallic charged sphere is decreasing towards centre. increasing towards centre. zero. none of above. decreasing towards centre. increasing towards centre. zero. none of above. ANSWER DOWNLOAD EXAMIANS APP
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