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A generator at a utility company produce...

A generator at a utility company produces 100 A of current at 4000 V. The voltage is stepped up to 240000 V by a transformer before it is sent on a high voltage transmission line. The current in transmission line is

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(A): It is advantageous to transmit electric power at high voltage. (R): High voltage implies high current during transmission

For long distance transmission, the ac is stepped up because transmission at high voltage is :

Long distance power transmission is carried on high voltage line. Why ?

For long distance transmission , the AC is stepped up because at high voltage , the transmission is

Is energy produced when a transformer steps up the voltage?

Is energy produced when a transformer steps up the voltage?

Is energy produced when a transformer steps up the voltage?

In a step-up transformer the voltage in the primary is 220 V and the currrent is 5A . The secondary voltage is found to be 22000V . The current in the secondary (neglect losses)is