UPSC General Studies Sample Paper General Studies Sample Paper-2

  • question_answer
    Consider the following statements.
    1. The Earth's surface receives most of its energy from sun in long wavelengths.
    2. When Earth radiates energy to the atmosphere it is in the shortwave form.
    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: D

    Solution :

    [d] The Earth's surface receives most of its energy from sun in shortwave form because the hotter body emits energy heat in shortwave form and cold body emits heat in long wave forms. Therefore when Earth radiates energy to the atmosphere it is in long wave form.


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