Banking Physics Thermal Properties of Matter / द्रव्य के तापीय गुण Question Bank Properties of Matter

  • question_answer
    Two soap bubbles are held by a tube. What will happen?

    A)  Air will travel from bigger to smaller bubble  

    B)  Air will not travel

    C)  Air will travel through tube

    D)  Nothing can be said

    Correct Answer: A

    Solution :

     The excess pressure inside a soap bubble is given by, \[p=\frac{4T}{r}\]. As the excess of pressure is less in bigger bubble means pressure is more inside bigger bubble. So, air travels from bigger bubble to smaller.


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