Electromagnetic Field Theory Midway between two equal and similar charges, a third equal and similar charge is placed, then this third charge will be in unstable equilibrium. will move out of the field of influence of two charges. remain in stable equilibrium. not be equilibrium. be in unstable equilibrium. will move out of the field of influence of two charges. remain in stable equilibrium. not be equilibrium. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Tropospheric scatter is used with frequencies in the VHF UHF VLF HF VHF UHF VLF HF 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 8. 4. 1. 2. 8. 4. 1. 2. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The tubes of force within the magnetic material are known as lines of force. magnetic flux. none of them. tubes of indication. lines of force. magnetic flux. none of them. tubes of indication. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A potential field is given by V = 3x2 y – yz. The electric field at P(2, -1, 4) is 12 Ix - 8 Iy V/m. 12 Ix - 8 Iy - Iz V/m. 12 Ix - Iz V/m. 12 Ix + 8 Iy + Iz V/m. 12 Ix - 8 Iy V/m. 12 Ix - 8 Iy - Iz V/m. 12 Ix - Iz V/m. 12 Ix + 8 Iy + Iz V/m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory MUF is highest in periods of greatest sunspot activity. False True False True ANSWER DOWNLOAD EXAMIANS APP
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