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What happens to a transformer when it is first connected to a power line? Can anything...

What happens to a transformer when it is first connected to a power line? Can anything be done to mitigate this problem?
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when transformer connected to power line it produce surge current which is 6 times the normal current . to overcome this problem we must use passive elements in series to power line to reduce the current flow through the line that makes the less surge current through it

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