Question 3 (a) Water flows through a horizontal pipeline of constant 400 mm diameter in a...
(c) A venturi meter is mounted in a pipeline of diameter 150 mm, which is inclined at 30° from the horizontal. Water is flowing upwards through the pipeline. The throat diameter of the venturi meter is 90 mm. One static pressure tapping is located at the throat and another 0.3 m upstream in the pipeline. The pressure difference measured between the two tappings is 200 mm of mercury. The coefficient of discharge for the meter is 0.97. Determine the actual...
a cylindrical water storage 12. in diameter and 8m high, is filled through a 100 mm pipe carrying a velocity of 40 m/s. (a) how long it will take to fill the tank? (b) if the tank has an out flow pipe at the bottom with a capacity of 0.12 m^3/s discharge rate and both inflow and outflow pipes are opened at the same time, compute the time rate of the rise of the water level. (c) compute the time...
7.8 A horizontal pipeline consists of a 38 mm diameter pipe, 6 m long in total. The pipe has 2 bends, each with a loss coefficient k 2,2, as well as a filter and a valve with length to diameter ratio of 120 and 65 respectively. Water flows at a rate of 5 L/s through the system. Take the friction factor as f 0,002 and determine (a) The equivalent length of each bend, the filter and the valve. (10,45 m,...
(a) A horizontal pipe, of constant internal diameter 500 mm, has a 90° bend (Figure Q3a). The discharge of water through the pipe is 0.15 ms and the entry pressure head is 28 m. Determine the magnitude and direction of the force exerted by the fluid on the bend. [9 marks] Figure Q3a
Question 6 A water jet discharges from a water tank through a 100 mm diameter pipe as shown in Figure 3. The tank is 1 m wide (into the page). The weight of the tank is considered to be negligible. Pwater 1000 kg/m3. Calculate the following: The weight of water in the tank [3 marks] (b) Mass flow rate through the pipe [3 marks) (c) The force exerted by the water jet on the wall [4 marks] Air wall 10...
Question 1 If Glycerine is pumped through a horizontal pipe, with 50 mm diameter and 65 m length, at a rate Q-4.5x10 m/s. If the flow is steady and fully developed, then do the following: (1) Calculate Reynold number, Re, and show the flow is laminar [3 marks (ii) calculate the friction factor, f, [2 marks] (iii) determine the total head loss, Ah, [3 marks (iv) determine the wall shear stress, tw. [4 marks) Take the density and dynamic viscosity...
QUESTION 3 Water at a temperature of 60°C flows through a pipe of diameter 90 mm at a rate of 40 L/s. a) b) Determine the Reynolds number for this flow rate. What is the maximum flow rate at which laminar flow would be ensured?
7. A jet of liquid issues from a 30 mm diameter sharp-edged orifice located in the wall of a 1 m diameter cylindrical tank. The orifice is located near the bottom of the tank. (a) Show that the variation of liquid level with time (1) in the tank is given by: 2 - [h12 - 112] C. 28 | where: h = Depth of liquid above the orifice initially h2 = Depth of liquid above the orifice at the end...
Problem 1. Water flows from a large tank through a smooth pipe of length 80 m. Both the tank free surface and jet exit are exposed to the atmosphere. Take the density of water p = 1000 kg/m3, dynamic viscosity of water u = 0.001 kg/m.s, atmospheric pressure = 100 kPa, and gravity = 9.8 m/s2. Calculate the volumetric flow rate through the pipe. Neglect entrance losses to the pipe. Hint: Consider the inlet and outlet sections of the pipe...
3. Water flows through a circular channel that has a diameter of d= 75 mm at both the inlet and outlet, as shown below. The fluid enters with uniform velocity U = 7.5 m/s. The channel makes a 90° bend that distorts the flow to produce the velocity profile at the outlet described by the function, v(r) = Vmax ( 1 -722 Assume steady, incompressible flow. Density of water is 1000 kg/m² a) Find the value of Vmax. b) Find...