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  1. The hair of shaving brush clings together when removed from water due to

    2. A.

     Surface tension
    B.

     Viscosity
    C.

     Elasticity
    D.

     Friction

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    Answer : Option A

    Explanation :

    When the brush is taken out of water, the hairs cling together due to surface tension. This happens because the free surface of water tries to acquire a minimum surface area.

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