Railways General Science & Technology Heat Sample Paper Heat Sample Test Paper-4

  • question_answer
    Two thin blankets are warmer than a single one of the same thickness because

    A)  The air layer trapped in between the two blankets is a bad conductor

    B)  The distance of heat transmission is increased

    C)  The total mass of the blankets will be more

    D)  None of these

    Correct Answer: A


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