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    Question

    The force which opposes the relative motion between

    different layers of liquid or gases is called –
    A Critical Velocity Correct Answer Incorrect Answer
    B Streamline Flow Correct Answer Incorrect Answer
    C Terminal Velocity Correct Answer Incorrect Answer
    D Viscous Force Correct Answer Incorrect Answer

    Solution

    Critical Velocity – The maximum velocity upto which fluid motion is streamline is called Critical Velocity. Streamline Flow – If velocity of all fluid particles is same all the time then it can be said in streamline flow.

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