Electromagnetic Field Theory Skin depth is proportional to Frequency. 1/√σ. Permeability. √(σ). Frequency. 1/√σ. Permeability. √(σ). ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An insulated metal sphere of 20 cm diameter is charged by rubbing with charges 2 × 10-8 C. Potential developed will be 1800 V. 0 V. 200 V. 900 V. 1800 V. 0 V. 200 V. 900 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The force on a charge moving with velocity v under the influence of electric and magnetic fields is given by which one of the following q(E + V × B). q(H + V × E). q(E +V × H). q(E + B × V). q(E + V × B). q(H + V × E). q(E +V × H). q(E + B × V). ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A conductor is rotating with in a magnetic field. At which of the positions do the peak voltages occur? Anywhere. At an angle of 45° to the axis of the magnetic field. Along the axis of the magnetic field. At right angles to the axis of the magnetic field. Anywhere. At an angle of 45° to the axis of the magnetic field. Along the axis of the magnetic field. At right angles to the axis of the magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Which of the following will increase the antenna radiation efficiency? Providing insulation on conductor Any of the above Use of larger section of conductor Top loading of antenna Providing insulation on conductor Any of the above Use of larger section of conductor Top loading of antenna ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory MUF is depend upon Received frequency by receiver Electron density of the ionospheric layer 11 year sun spot cycle Height of ionospheric layer Received frequency by receiver Electron density of the ionospheric layer 11 year sun spot cycle Height of ionospheric layer ANSWER DOWNLOAD EXAMIANS APP
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