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The answer depends on which of the two hoses comes first in the flow when a tube narrows, the same volume occupies a greater length. Jan 09, 2015 this video lecture from dawn of modern physics f. In this video you will learn what physical quantities are and you will understand that all the physical quantities consist of a numerical. Fsc physics book2, ch lec 10 power output video dailymotion. A flat smooth reflecting surface, which shows regular reflection is known as plane mirror.
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