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Discussion :: Heating and Welding

  1. In a domestic cake baking oven the temperature is controlled by

    2. A.

     Voltage variation
    B.

     Thermostat
    C.

     Autotransformer
    D.

     Series-parallel operation

    View Answer

    Workspace

    View Answer

    Answer : Option D

    Explanation :

    Explanation Not Provided

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