NEET Sample Paper NEET Sample Test Paper-41

  • question_answer
    A liquid wets glass. Its angle of contact with glass is:

    A) Less than\[\frac{\pi }{2}\]    

    B) \[\frac{\pi }{2}\]

    C) \[\frac{3\pi }{2}\]                                  

    D) \[\pi \]

    Correct Answer: B

    Solution :

    When \[\theta <{{90}^{o}},\]than force of adhesion is more than cohesion, hence it wets the glass.


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