Inductors A switch, a 220 Ω resistor, and a 60 mH inductor are in series across a 20 V battery. What is the current through the inductor two time constants after the switch is closed? 91 mA 57 mA 400 mA 78 mA 91 mA 57 mA 400 mA 78 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors A 240 H inductor is equivalent to a 0.000240 mH inductor 240 mH inductor 0.240 mH inductor 240 H inductor 0.000240 mH inductor 240 mH inductor 0.240 mH inductor 240 H inductor ANSWER DOWNLOAD EXAMIANS APP
Inductors An ohmmeter is connected across an inductor and the pointer indicates zero ohms. The inductor is shorted good open partly shorted shorted good open partly shorted ANSWER DOWNLOAD EXAMIANS APP
Inductors The winding resistance of a coil can be increased by increasing the number of turns or using thinner wire increasing the number of turns using a thinner wire changing the core material increasing the number of turns or using thinner wire increasing the number of turns using a thinner wire changing the core material ANSWER DOWNLOAD EXAMIANS APP
Inductors The inductance of an iron-core coil decreases if the length of the coil decreases the number of turns is decreased the iron core is removed None of these the length of the coil decreases the number of turns is decreased the iron core is removed None of these ANSWER DOWNLOAD EXAMIANS APP
Inductors A 2 mH, a 3.3 mH, and a 0.2 mH inductor are connected in series. The total inductance is less than 5.5 mH 55 mH 5.5 mH less than 0.2 mH less than 5.5 mH 55 mH 5.5 mH less than 0.2 mH ANSWER DOWNLOAD EXAMIANS APP
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