The ratio of the number of turns in primary and secondary coil of a step up transformer is 1:200. It is connected to a.c. mains of 220 volt. Calcualte the voltage developed in the secondary. Determine the maximum current in secondary coil, when a current of ampere flows through the primary.

The ratio of the number of turns in the primary and the secondary coils of a step down transformer is 1:200 . It is connected to a.c. mains of 200 V. Calculate the voltage developed in the secondary. Determine the value of maximum current in the secondary, when a current of 2.0 A flows through the primary.

The turns ratio of a transformer is 12.5. If its primary is connected with a.c. mains of 220 V, determine the voltage obtained across the secondary.

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 current in the secondary coil is

In the secondary coil of step-up transformer , the number of turns are ___

The number of turns in the primary and secondary coils of a transformer are 200 and 800 respectively. If the voltage developed across the secondary is 240 V, then the potential difference across each turn of the primary will be

The ratio of turns in the primary and secondary coils of a transformer is 1:15 . If the voltage and current in the primary coil are 12 volt and 30 ampere respectively then what will be the voltage and current in secondary coil?

the number of turns in primary and secondary coils of a transformer are 100 and 20 respectively. If an alternating potential of 200 volt is applied to the primary, the induced potential in secondary will be