Electromagnetic Field Theory The main disadvantage of the two-hole directional coupler is Poor directivity Narrow bandwidth Low directional coupling High standing wave ratio Poor directivity Narrow bandwidth Low directional coupling High standing wave ratio 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 14.40 V. 2.88 V. 1.4 V. 28.8 V. 14.40 V. 2.88 V. 1.4 V. 28.8 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A charge which when placed in vacuum from an equal and similar charge repels with a force of 9 × 103 N, is known as pico - coulomb. micro - coulomb. coulomb. milli - coulomb. pico - coulomb. micro - coulomb. coulomb. milli - coulomb. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The shape of B-H curve for air gap is straight line. hyperbola. ellipse. parabola. straight line. hyperbola. ellipse. parabola. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The minimum height of outer atmosphere is 400 km 200 km 100 km 150 km 400 km 200 km 100 km 150 km ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A coil of 300 turns is wound on a non magnetic core having a mean circumference of 300 mm and a cross sectional area of 300 mm2. The inductance of the coil corresponding to a magnetizing current of 6 A will be 37.68 μH. 113.04 μH. 1.1304 μH. 3.768 μH. 37.68 μH. 113.04 μH. 1.1304 μH. 3.768 μH. ANSWER DOWNLOAD EXAMIANS APP