railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical Machines Transformer EMF Equation of Transformer
In a transformer, number of turns ratio primary to secondary is 3 ∶ 5. If current in primary winding is 15 A, then that in the secondary winding is
1
27 A
2
9 A
3
12 A
4
5 A