The primary coil of a transformer has 800 turns and the secondary coil has 8 turns. I connected to a 220 V as supply. What will be the output voltage?
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In a transformer `E_(s)//E_(p)=N_(s)//N_(p)` `E_(s)=N_(s)//N_(p)xxE_(p)` `=8//800xx220=220//100=2.2` volt
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