Multiple Choice Questions on With reference to Sun spots consider the following statements 1 Sunspots are the regions of intense ........... for UPSC Civil Services Examination (General Studies) Preparation

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Multiple Choice Questions

With reference to Sun spots consider the following statements 1 Sunspots are the regions of intense ...........

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    With reference to Sun spots, consider the following statements:

    1. Sunspots are the regions of intense magnetic field on the surface of the sun.

    2. Sunspots are hotter than the rest of the surface of the sun.

    Which of the statements given above is/are correct?

     

     1 only
     

    Correct Answer

    2 only
     

    Incorrect Answer

    Both 1 and 2

    Incorrect Answer

     Neither 1 nor 2

    Incorrect Answer
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    Explanation:


    EXPLANATION:

    • STATEMENT 2 IS INCORRECT:. Sunspots appear dark on the sun’s surface because they are cooler (3700 K) than the rest of the solar surface (6000 K).
    • Sunspots are dark regions on the Sun. They are regions of intense magnetic field that areintimately associated with solar flares and coronal mass ejections. Hence statement 1 is correct.
    • Sunspots appear dark on the sun’s surface because they are cooler (3700 K) than the rest of the solar surface (6000 K). Sunspots are cooler because their intense magnetic fields inhibit the rise of heat from the solar interior.

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