A current of 0.6A is passed through a step up transformer with a primary coil of 200 turns. A current of 0.1A is obtained in the secondary coil. Determine the number of turns in the secondary coil and the voltage across if the primary coil is connected to 240V mains.

A current of 0.6A is passed through a step up transformer with a primary coil of 200 turns. A current of 0.1A is obtained in the secondary coil. Determine the number of turns in the secondary coil and the voltage across if the primary coil is connected to 240V mains.