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MP State Exams General Studies MPPSC Preliminary Solved Papers 2010

  • question_answer
    Who discovered electric bulb – इलेक्ट्रिक बल्ब की खोज किसने की -

    A) Thomas Addison / थॉमस एडीसन

    B) Alexander Graham Bell / अलेक्जेंडर ग्राह्म बेल

    C) William Cooke / विलियम कुक

    D) Terry Addison / टैरी एडीसन

    Correct Answer: A

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