Electromagnetic Field Theory The main disadvantage of the two-hole directional coupler is Low directional coupling High standing wave ratio Narrow bandwidth Poor directivity Low directional coupling High standing wave ratio Narrow bandwidth Poor directivity ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory MUF is depend upon Height of ionospheric layer 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 ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electric flux is given D = (2y2 + z) Ix + 4xy Iy + x Iz C/m2. The volume charge density at point (-1, 0, 3) is - 8 C/m3. - 2 C/m3. - 4 C/m3. 0 C/m3. - 8 C/m3. - 2 C/m3. - 4 C/m3. 0 C/m3. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A voltage waveform V(t) = 12t2 is applied across a 1H inductor for t = 0, with initial current through it being zero. The current through the inductor for t = 0 is given by 4t3. 12t3. 12t. 24t. 4t3. 12t3. 12t. 24t. 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. 900 V. 0 V. 200 V. 1800 V. 900 V. 0 V. 200 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The magnetic field at any point on the axis of current carrying circular coil will be zero. at an angle 45o with the axis. perpendicular to axis. parallel to axis. zero. at an angle 45o with the axis. perpendicular to axis. parallel to axis. ANSWER DOWNLOAD EXAMIANS APP
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