Physics

10th

grade

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Transformers

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11 questions

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  • 1. Multiple Choice
    1 minute
    1 pt

    The function of a transformer is to ...

    raise and lower the apparent power levels

    transfer DC voltage from the primary winding to the secondary winding

    increase or decrease A.C voltage or A.C current levels

    transform mechanical energy into electrical energy

  • 2. Multiple Choice
    1 minute
    1 pt

    A step up transformer has its primary winding to secondary winding ratio

    Greater than 1

    Equal to 1

    Less than 1

    Unknown

  • 3. Multiple Choice
    1 minute
    1 pt

    Primary winding of a transformer is determined by ...

    which winding is nearer to the load

    which winding is connected to the source

    which winding has more turns

    which side has the highest voltage

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