Q .     The number of turns in primary- and secondary coils of a transformer is `50` and `200` respectively. If the current in the primary coil is `4 A`, then the current in the secondary coil is

BITSAT 2008
A

`1 A`

B

`2 A`

C

`3 A`

D

`4 A`

HINT

In a transformer `N_P/N_S = I_S/I_P`
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