Electromagnetic Field Theory In a lossless medium the intrinsic impedance η = 60π and μr = 1. The relative dielectric constant εr shall be 2. 4. 1. 8. 2. 4. 1. 8. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A dipole having a moment p – 3ux - 5uy + 10uz ncm is located at p(1,2,-4) in free space. The V as Q(2,3,4) is 1.31 V. 2.52 V. 2.62 V. 1.26 V. 1.31 V. 2.52 V. 2.62 V. 1.26 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In case of antenna the ratio of the power radiated in the desired direction to the power radiated in the opposite direction is known as None of these Loss coefficient Transmission efficiency Front to back ratio None of these Loss coefficient Transmission efficiency Front to back ratio ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory What is the value of skin depth as 100 Hz in a material having μr = 1.0 and & σ = 3.60 × 107 s/m 4 mm. 2.4 mm. 10 mm. 8.4 mm. 4 mm. 2.4 mm. 10 mm. 8.4 mm. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A copper disc is rotated rapidly below a freely suspended magnetic needle. The magnetic needle starts rotating with velocity less than that of disc but in opposite direction. equal to that of disc and in the same direction. equal to that of disc and in the opposite direction. less than that of disc and in the same direction. less than that of disc but in opposite direction. equal to that of disc and in the same direction. equal to that of disc and in the opposite direction. less than that of disc and in the same direction. 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 aρv/4 C/m2. aρv C/m2. ρv/3 C/m2. aρv/3 C/m2. aρv/4 C/m2. aρv C/m2. ρv/3 C/m2. aρv/3 C/m2. ANSWER DOWNLOAD EXAMIANS APP
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