Uses of magnetism

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Question 15
Medium

A student makes a model transformer as shown in the diagram.

Model transformer setup

Which of the following gives the correct type of transformer and its output voltage?

step-down, 12 V12\text{ V}12 V

step-down, 108 V108\text{ V}108 V

step-up, 12 V12\text{ V}12 V

step-up, 108 V108\text{ V}108 V

Uses of magnetism Questions

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