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to test the aerodynamics of a new prototype automobile a scale model will be tested in a wind tunnel for dynamic
you are to conduct wind tunnel testing of a new football design that has a smaller lace height than previous designs
the lift and drag developed on a hydrofoil are to be determined through wind tunnel tests using standard air if
the pressure drop between the entrance and exit of a 150- mm-diameter 90deg elbow through which ethyl alcohol at 20
the fluid dynamic characteristics of an airplane flying 240 mph at 10000 ft are to be investigated with the aid of a
the drag characteristics of a torpedo are to be studied in a water tunnel using a 15 scale model the tunnel operates
for a certain fluid flow problem it is known that both the froude number and the weber number are important
the drag characteristics for a newly designed automobile having a maximum characteristic length of 20 ft are to be
the drag on a 2-m-diameter satellite dish due to an 80- kmhr wind is to be determined through a wind tunnel test using
a large rigid rectangular billboard is supported by an elastic column as shown in fig p765 there is concern about the
a new blimp will move at 6 ms in 20 degc air and we want to predict the drag force using a 113-scale model in water at
1 this problem involves the time that it takes water to drain from two geometrically similar tanks to proceed with this
a 140 scale model of a ship is to be tested in a towing tank see video v720 determine the required kinematic viscosity
river models are used to study many different types of flow situations see for example video v712 a certain small river
as winds blow past buildings complex flow patterns can develop due to various factors such as flow separation and
1 for laminar flow in a round pipe of diameter d at what distance from the centerline is the actual velocity equal to
for fully developed laminar pipe flow in a circular pipe the velocity profile is given by in ms where r is the inner
oil of sg 087 and a kinematic viscosity v 22 times 10-4 m3 s flows through the vertical pipe shown in fig p825 at a
assignmentthere are many types of dams that are used for the purpose of water storing earth fill dams are artificial
1 the flow of water in a 3-mm-diameter pipe is to remain laminar plot a graph of the maximum flowrate allowed as a
the pressure distribution measured along a straight horizontal portion of a 50-mm-diameter pipe attached to a tank is
1 a fluid flows through a horizontal 01-in-diameter pipe when the reynolds number is 1500 the head loss over a 20-ft
asphalt at 120 degf considered to be a newtonian fluid with a viscosity 80000 times that of water and a specific
a 3-ft-diameter duct is used to carry ventilating air into a vehicular tunnel at a rate of 9000 ft3 min tests show that