Teaching UP TGT Mock Test Series 2025 Physics Electromagnetic Oscillations and Alternating Current Transformers
An ideal transformer has 500 and the 1000 turns in the primary and the secondary coil. If the DC voltage of 120 V is applied to the primary coil, then the emf produced at the secondary coil will be:
1
60 V
2
240 V
3
30 V
4
Zero