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If the illustrated device in figure "B" has a step-up ratio of 10 to 1 what voltage would be measured at the secondary shortly after the primary of the device is connected to 110 volts DC with a current of 12 amps? Illustration EL-0055
A) 1000 volts
B) 1100 volts
C) 110 volts
D) 0 volts
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Illustration EL-0055

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sboston - 2017-02-16 16:39:39
Member (10)
The ratio is a red herring. Think transient properties of an inductor. A spike in current (connecting the power) will cause a spike in resistance.
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