Electromagnetic Field Theory A pure inductor is connected across a voltage source. Find the active power drawn by the inductor? 0 either 1 or 2 None of these maximum 0 either 1 or 2 None of these maximum 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 2.88 V. 14.40 V. 1.4 V. 28.8 V. 2.88 V. 14.40 V. 1.4 V. 28.8 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The minimum height of outer atmosphere is 200 km 150 km 400 km 100 km 200 km 150 km 400 km 100 km ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic circuit requires 800 AT to produce a certain quantity of flux in a magnetic circuit. If its excitation coil has 100 turns and 5 Ohm resistance, the voltage to be applied in exciting coil is 80 V. 40 V. 8 V. 60 V. 80 V. 40 V. 8 V. 60 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The energy stored in the magnetic field in a solenoid 10 cm long and 4 cm diameter wound with 2000 turns of wire carrying a current at 20 amp, is 24 joules. 15 joules. 12 joules. 30 joules. 24 joules. 15 joules. 12 joules. 30 joules. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An open wire transmission line having a characteristic impedance of 600 ohms is terminated by a resistive load of 900 O. The standing wave ratio will be 4.5 3.5 2.5 1.5 4.5 3.5 2.5 1.5 ANSWER DOWNLOAD EXAMIANS APP