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प्रश्न
Tick (✓) the correct choice among the following :
There are 500 turns and 2000 turns in the primary and secondary coil of a
transformer respectively. If th e output voltage is 1000 V, how large is the
input voltage?
विकल्प
250 v
500 v
1000 v
2000 V
4000 V
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उत्तर
250 v
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