Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
Derive an expression for the capillary height change h, as shown, for a fluid of surface tension Y and contact angle between two parallel plates W apart
Downstream of a wide hydraulic jump the flow is 4 ft deep and has a Froude number of 0.5. Estimate
Consider laminar flow past the square-plate arrangements in the figure below. Compared to the drag of a single plate (1), how much larger is the drag
Consider the flow in a wide channel over a bump, as in Fig. One can estimate the water-depth change or transition with frictionless flow.
Consider the flow under the sluice gate of Fig. If y1 = 10 ft and all losses are neglected except the dissipation in the jump, calculate y2 and y3
Consider the following two-dimensional incompressible flow, which clearly satisfies continuity: u = Uo = constant, v = Vo = constant Find the stream function
Consider the gradual change from the profile beginning at point a in Fig. on a mild slope So1 to a mild but steeper slope
Consider the venturi nozzle with D = 5 cm and d = 3 cm. Air stagnation temperature is 300 K, and the upstream velocity V1 = 72 m/s.
Consider the three-reservoir system of Fig. P6.121 with the following data: L1 = 95 m L2 = 125 m L3 = 160 m z1 = 25 m z2 = 115 m z3 = 85 m
Consider the two-dimensional incompressible velocity potential f = xy + x2 - y2.
Consider the two-dimensional velocity distribution u = -By, v = +Bx, where B is a constant. If this flow possesses a stream function, find its form.
Consider viscous flow over a very small object. Analysis of the equations of motion shows that the inertial terms are much smaller than viscous and pressure
Consider water at 20°C flowing past a 1-m-diameter cylinder. What doublet strength in m2/s is required to simulate this flow?
Consider a hollow cube of side length 22 cm, full of water at 20°C, and open to patm = 1 atm at top corner A.
Consider a homogeneous right circular cylinder of length L, radius R, and specific gravity SG, floating in water (SG = 1) with its axis vertical.
Consider a pump geometrically similar to the 9-in-diameter pump of Fig. to deliver 1200 gal/min of kerosene at 1500 rpm, determine the appropriate
Consider a sphere of radius R immersed in a uniform stream Uo, as shown in Fig. According to the theory the fluid velocity along streamline AB is given by
Consider a turbine extracting energy from a penstock in a dam, as in the figure. For turbulent flow the friction head loss is hf = CQ2
Consider a viscous film of liquid draining uniformly down the side of a vertical rod of radius a, as in Fig.
Consider air flowing past a hemisphere resting on a flat surface, as in Fig. If the internal pressure is pi, find an expression for the pressure force
Consider a steel sphere (SG = 7.85) of diameter 2 cm, dropped from rest in water at 20°C. Assume a constant drag coefficient CD = 0.47
Consider a horizontal 4-ft-diameter galvanized-iron pipe simulating the Alaska Pipeline. The oil flow is 70 million U.S. gallons per day, at a density of 910 kg
Concorde aircraft flies at Ma ˜ 2.3 at 11-km standard altitude. Estimate the temperature in °C at the front stagnation point
Consider in viscid stagnation flow ? = Kxy, superimposed with a source at the origin of strength m. Plot the resulting streamlines in the upper-half plane
As can often be seen in a kitchen sink when the faucet is running, a high-speed channel flow (V1, h1) may ojump?to a low-speed, low-energy condition