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    Question

    The material used in the fabrication of a transistor is

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    A Aluminium Correct Answer Incorrect Answer
    B Copper Correct Answer Incorrect Answer
    C Silicon Correct Answer Incorrect Answer
    D Silver Correct Answer Incorrect Answer

    Solution

    A transistor is a semiconductor device used to amplify and switch electronic signals and electrical power. The first transistors were made from germanium (Ge). Silicon (Si) types currently predominate but certain advanced microwave and high performance versions now employ the compound semiconductor material gallium arsenide (GaAs) and the semiconductor alloy silicon germanium (SiGe).

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