SSC General Science & Technology Sample Paper NCERT Sample Paper-1

  • question_answer
    The freezer in a refrigerator is fitted near the top:

    A)  Because of convenience

    B)  To keep it away from the hot compressor which is near the bottom

    C)  so that it can cool the whole interior by setting up convection currents

    D)  Without any specific purpose

    Correct Answer: C

    Solution :

    [c] The cooling unit (freezer) in a refrigerator is fitted near the top to cool the whole of the interior. The air near the top cools and descends due to increased density. Its place in the top is taken by warm air and in this way convection currents are set up, which cool the entire interior.

You need to login to perform this action.
You will be redirected in 3 sec spinner