Electromagnetic Field Theory A loop antenna is a commonly used for Satellite communication Radar Direction finding All of these Satellite communication Radar Direction finding All of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Tropospheric scatter is used with frequencies in the VHF VLF HF UHF VHF VLF HF UHF ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A rectangular loop in the x – z plane bounded by the lines x = 0, x = a, z = 0 and z = b is in a time varying magnetic field is given by B = B0 cosωt + ay. Where B0 is constant, ω is angular frequency and ay unit vector in the y direction. Now the emf induced in the loop is given by abω Bo sinω t. ab Bo cosω t. Zero. Bo ω sinω t. abω Bo sinω t. ab Bo cosω t. Zero. Bo ω sinω t. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric field of 1.92 × 103 N/C is maintained across two plates separated by 0.015 m. Potential difference across plates will be 28.8 V. 1.4 V. 14.40 V. 2.88 V. 28.8 V. 1.4 V. 14.40 V. 2.88 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Plane z = 10 m carries charge 20 C/m2. The electric field intensity at the origin is – 10 uz v/m. – 18 πuz v/m. – 72 πuz v/m. – 360 πuz v/m. – 10 uz v/m. – 18 πuz v/m. – 72 πuz v/m. – 360 πuz v/m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric field on a place described by its potential V = 20 (r -1 + r-2) where r is the distance from the source. The field is due to A quardra pole. Both of A and B. A dipole. A monopole. A quardra pole. Both of A and B. A dipole. A monopole. ANSWER DOWNLOAD EXAMIANS APP
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