Inductors An 18 V power supply is connected across a coil with a winding resistance of 180 . Current flow in the coil is 1 A 100 mA 1 mA 10 mA 1 A 100 mA 1 mA 10 mA ANSWER DOWNLOAD EXAMIANS APP
Inductors A sine wave voltage is applied across an inductor. When the frequency of the voltage is decreased, the current is decreased does not change is increased momentarily goes to zero is decreased does not change is increased momentarily goes to zero ANSWER DOWNLOAD EXAMIANS APP
Inductors When the current through an inductor decreases, the amount of energy stored in the electromagnetic field remains the same increases doubles decreases remains the same increases doubles decreases ANSWER DOWNLOAD EXAMIANS APP
Inductors A 240 H inductor is equivalent to a 0.000240 mH inductor 240 mH inductor 240 H inductor 0.240 mH inductor 0.000240 mH inductor 240 mH inductor 240 H inductor 0.240 mH inductor ANSWER DOWNLOAD EXAMIANS APP
Inductors The winding resistance of a coil can be increased by increasing the number of turns changing the core material increasing the number of turns or using thinner wire using a thinner wire increasing the number of turns changing the core material increasing the number of turns or using thinner wire using a thinner wire ANSWER DOWNLOAD EXAMIANS APP
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? 400 mA 57 mA 78 mA 91 mA 400 mA 57 mA 78 mA 91 mA ANSWER DOWNLOAD EXAMIANS APP
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