A step-up transformer is connected to a generator that is delivering 141 V and 110 A. The ratio of the turns on the secondary to the turns on the primary is 1110 to 5. What voltage is across the secondary

Respuesta :

Answer:

31302 Volts and 55/111 Amps (≈0.5)

Explanation:

Secondary voltage / 141 = 1110 / 5

Secondary voltage = (1110*141) / 5

Secondary voltage = 31302

Amperage = 110/ (31302/141) = 55/111

The voltage across the secondary will be 31302 V and the current across the secondary will be 55/111 A.

What is a step-up transformer?

A transformer that multiplies the voltage coming from a primary coil to a secondary coil. This is done while the power remains the same in both coils with a rated frequency in both primary and secondary coils.

From the primary coil, the low voltage and high current are received, which are then converted by this transformer into high voltage and low current in the secondary coil of this transformer.

These are used in stabilizers, inverters and batteries to balance the low voltage. they are also used for the purpose of transmission of electrical power.

In this case,

The ratio of turns on secondary to turns on primary = 1110/5

This transformer is connected to a generator with 141 V voltage.

So, secondary voltage/141 = 1110/5

Secondary voltage = (1110 × 141) /5 = 31302

Current across secondary = 110/ (31302/ 141) = 55/111.

Read more about step-up transformers, here

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