The primary of a transformer has 40 turns and works on 100 volt and 100 watt.Find the number of turns in the secondary to step up voltage to 400 V. Also calculate the current in the secondary and primary.

The primary of transformer has 5000 turns and works on 400V and 100 Walt. Find the number of turns in the secondary to step down voltage to 100V.

In a step up transformer , the transformation ratio is 100. The primary voltage is 200V and input power is 1000 watt.The number of turns in the primary is 100. Calculate current in the secondary.

In a step up transformer , the transformation ratio is 100. The primary voltage is 200V and input power is 1000 watt.The number of turns in the primary is 100. Calculate the current in the primary

The primary winding of transformer has 200 turns and its secondary winding has 50 turns. If the current in the secondary winding is 40 A, the current in the primary is

The primary winding of a transformer has 300 turns and its secondary winding has 60. If the current in the secondary winding is 40A, find the current in the primary winding.

A transformer decreases the alternating supply voltage from 2200 V to 220 V. If the number of turns in the primary coil of the transformer is 2000, calculate the number of turns in secondary.

In a step up transformer , the transformation ratio is 100. The primary voltage is 200V and input power is 1000 watt.The number of turns in the primary is 100. Calculate the number of turns in secondary

In a step up transformer , the transformation ratio is 100. The primary voltage is 200V and input power is 1000 watt.The number of turns in the primary is 100. Calculate the voltage across the secondary

The ratio of the turns in the primary and secondary coils of transformer is1: 9. The ratio of the current in the primary to secondary is

The primary coil of a transformer has 100 turns and the secondary coil has 300 turns. If the peak value of the alternating emf applied to the primary coil 150v, what is the peakvalue of the alternating emf obtained across the secondary coil?