Railways R.R.C. (Patna) Solved Paper Held on 1st_Shift 23-11-2014

  • question_answer
    The primary source of heat and light to the Earth are?

    A) Coal and Electricity

    B) Fossil Fuel and Nuclear Energy

    C) Solar Radiations

    D) Forest wood and Electricity

    Correct Answer: C

    Solution :

    Primary source of heat and light to the Earth is Sun.


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