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Demonstration Devices > VENTURI APPARATUSFor demonstrating Bernoullis principle that any restriction in fluid flow results in increased speed and decreased pressure. Comprised of borosilicate glass tube 18cm (7in) long and 18mm ( 3/4in) in diameter with a constriction in the center and three vertical openings in different sections. Includes three glass manometer tubes and rubber connecting tubes for measuring pressure at three locations. Ends are flared. Note: Venturi tubes of other dimensions and specific wall thickness can be supplied
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