Transformer Principles Quiz

A varying magnetic flux in the transformer's core (correct)

A constant voltage across any other coils wound around the same core

A varying voltage across any other coils wound around the same core

A constant magnetic flux in the transformer's core

To increase the voltage between the circuits

To decrease the voltage between the circuits

To regulate the current between the circuits

To prevent current flow between the circuits (correct)

The resistance of the transformer's core to magnetic flux

The relationship between voltage and current in a transformer

The induced voltage effect in any coil due to a changing magnetic flux (correct)

The efficiency of energy transfer in a transformer

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