UPSC General Studies Sample Paper General Studies Sample Paper-10

  • question_answer
    Consider the following statements.
    1. Comets have highly elliptical orbits that bring them very close to the Sun and swing them deeply into space, often beyond the orbit of Pluto.  
    2. Solar wind is responsible for the formation of tails in comets, since solar winds goes away from the Sun.
    Which of the statement(s) given above is/are correct?

    A)  Only 1             

    B)  Only 2

    C)  Both 1 and 2                

    D)  Neither1nor 2

    Correct Answer: C

    Solution :

    [c] A comet is an icy small solar system body that where passing close to the Sun, heats up and begins to out gas displaying a visible atmosphere or coma and sometimes also a tail. These phenomena are due to the effects of sotar radiation and the solar wind upon the nucleus of the comet. The solar wind s a stream of plasma released from the upper atmosphere to the Sun. It consists of mostly electrons and protons with energies usually between \[1.5\,\,an\lambda \,\,10\]ekv

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