Inductors Two 10 H inductors are in parallel and the parallel combination is in series with a third 10 H inductor. What is the approximate total reactance when a voltage with a frequency of 7 kHz is applied across the circuit terminals? 66 kΩ 1.3 MΩ 219 kΩ 660 kΩ 66 kΩ 1.3 MΩ 219 kΩ 660 kΩ ANSWER DOWNLOAD EXAMIANS APP
Inductors Five inductors are connected in series. The lowest value is 8 μH. If the value of each inductor is twice that of the preceding one, and if the inductors are connected in order of ascending values, the total inductance is 248 μH 64 μH 32 μH 8 H 248 μH 64 μH 32 μH 8 H ANSWER DOWNLOAD EXAMIANS APP
Inductors The current through a 120 mH coil is changing at a rate of 150 mA/s. The voltage induced across the coil is 180 mV 1.25 mV 18 mV 1.8 mV 180 mV 1.25 mV 18 mV 1.8 mV ANSWER DOWNLOAD EXAMIANS APP
Inductors An 18 V power supply is connected across a coil with a winding resistance of 180 . Current flow in the coil is 10 mA 1 A 100 mA 1 mA 10 mA 1 A 100 mA 1 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors Three 15 mH inductors are in series. The total inductance is 30 mH 15 mH 5 mH 45 mH 30 mH 15 mH 5 mH 45 mH ANSWER DOWNLOAD EXAMIANS APP
Inductors The winding resistance of a coil can be increased by increasing the number of turns increasing the number of turns or using thinner wire changing the core material using a thinner wire increasing the number of turns increasing the number of turns or using thinner wire changing the core material using a thinner wire ANSWER DOWNLOAD EXAMIANS APP