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Name Name d=0-1 The fuselage of a commercial airliner has an average diameter, D, of 12...
QUESTION 1 (T1) What is an adverse pressure gradient? (9.2) A. Where pressure increases with distance...
QUESTION 1 (T1) What is an adverse pressure gradient? (9.2) A. Where pressure increases with distance downstream O B. Where pressure decreases with distance downstream C. Where pressure is uniform in the flow D. Where pressure is pushing the iow downstream QUESTION 2 (T2) Where does an adverse pressure gradient occur on an airfoil? (9.2) O A. Leading edge O B. Near or after the point of maximum thickness O C.Only in a region where the boundary layer is turbulent...
2(a) A luid with kinematic viscosity 1.45x10* m'ls enters a smooth pipe of internal diameter d-...
2(a) A luid with kinematic viscosity 1.45x10* m'ls enters a smooth pipe of internal diameter d- 25 mm and length L-5 m. i) Sketch the velocity profile across a diameter of the pipe at 0, 1, 2, 3 and 4 m from the pipe entrance for U- 1 m/s (you may assume that the pipe has a bell mouth entrance for smooth unseparated flow entry). Also sketch a graph of the centre-line velocity Uma against the distance x measured from...
please help Question 1 1.1 If the velocity distribution of a fluid flowing over a 1m²...
please help
Question 1 1.1 If the velocity distribution of a fluid flowing over a 1m² flat plate is given by u=l+ y + y, find the m. Assume dynamic viscosity to be y=6x10*(Ns/m”). force acting on a plate at y = [5 marks] 1.2 A 2D velocity field in an incompressible flow was measured by PIV method and determined to follow the following functions u= 2x’ +2y and v=x - 4y. Check whether your measurements are correct at a...
A large-capacity faucet is to be connected to a water main by 20-mm-diameter copper tubing as shown in figure. The copper tubing has an estimate surface roughness of 0.003 mm, and local head loss...
A large-capacity faucet is to be connected to a water main by 20-mm-diameter copper tubing as shown in figure. The copper tubing has an estimate surface roughness of 0.003 mm, and local head losses are created by the corporation stop (C-stop), four bends, and the faucet itself. The faucet exi diameter of 12 mm. What minimum pressure in the water main is require obtain a desired flow rate of 50 L/min when the faucet is wide open? At 20°C, the...
Encircle the correct answer for the following questions: • What is the hydraulic diameter of a...
Encircle the correct answer for the following questions: • What is the hydraulic diameter of a rectangular air ventilation duet whose cross section is 1 m by 25 cm? (a) 25 cm (b) 40 cm (c) 100 cm (d) 75 cm (e) 50 cm Oil = 0.1kg/ms, specific gravity= 0.9] flows through a 50-m-long smooth 8-cm-diameter pipe. The maximum pressure drop for which laminar flow is expected is approximately • • (a) 40 kPa (b) 50 kPa (c) 60 kPa...
, A tite ditèrence analysis vestir coeficient is h. sis has been performed on the fin of diameter D using a uniform spacing o perfi at each node has been obtained. The thermal conducti has been obtai...
, A tite ditèrence analysis vestir coeficient is h. sis has been performed on the fin of diameter D using a uniform spacing o perfi at each node has been obtained. The thermal conducti has been obtained. The thermal conductivity of the fin is & and the ambient flow hich discretized equation for node T, is correct? f Ax and the equatio s A hole is drilled through the center of a solid block of square cross section. The hole...
CENTRE INDEX NUMBER SECTION B 30 marks] Calculate the discharge through a pipe of diameter 200...
CENTRE INDEX NUMBER SECTION B 30 marks] Calculate the discharge through a pipe of diameter 200 mm when the difference of pressure head between the ends of the pipe 500 m apart is 4 m of water. Take the value off= 0.009 in the formula hl= a) 19.5e/s b)2.0es e)03 m's d) 29.3 e/s 2. A scale 1:50 scale model of ship is towed through sea water at a speed of 1 ms. A force of 2 N is required...
QUESTION 1 (T1) What is an adverse pressure gradient? (9.2) A. Where pressure increases with distance downstream O B. Where pressure decreases with distance downstream C. Where pressure is uniform in the flow D. Where pressure is pushing the iow downstream QUESTION 2 (T2) Where does an adverse pressure gradient occur on an airfoil? (9.2) O A. Leading edge O B. Near or after the point of maximum thickness O C.Only in a region where the boundary layer is turbulent...
2(a) A luid with kinematic viscosity 1.45x10* m'ls enters a smooth pipe of internal diameter d- 25 mm and length L-5 m. i) Sketch the velocity profile across a diameter of the pipe at 0, 1, 2, 3 and 4 m from the pipe entrance for U- 1 m/s (you may assume that the pipe has a bell mouth entrance for smooth unseparated flow entry). Also sketch a graph of the centre-line velocity Uma against the distance x measured from...
please help
Question 1 1.1 If the velocity distribution of a fluid flowing over a 1m² flat plate is given by u=l+ y + y, find the m. Assume dynamic viscosity to be y=6x10*(Ns/m”). force acting on a plate at y = [5 marks] 1.2 A 2D velocity field in an incompressible flow was measured by PIV method and determined to follow the following functions u= 2x’ +2y and v=x - 4y. Check whether your measurements are correct at a...
A large-capacity faucet is to be connected to a water main by 20-mm-diameter copper tubing as shown in figure. The copper tubing has an estimate surface roughness of 0.003 mm, and local head losses are created by the corporation stop (C-stop), four bends, and the faucet itself. The faucet exi diameter of 12 mm. What minimum pressure in the water main is require obtain a desired flow rate of 50 L/min when the faucet is wide open? At 20°C, the...
Encircle the correct answer for the following questions: • What is the hydraulic diameter of a rectangular air ventilation duet whose cross section is 1 m by 25 cm? (a) 25 cm (b) 40 cm (c) 100 cm (d) 75 cm (e) 50 cm Oil = 0.1kg/ms, specific gravity= 0.9] flows through a 50-m-long smooth 8-cm-diameter pipe. The maximum pressure drop for which laminar flow is expected is approximately • • (a) 40 kPa (b) 50 kPa (c) 60 kPa...
, A tite ditèrence analysis vestir coeficient is h. sis has been performed on the fin of diameter D using a uniform spacing o perfi at each node has been obtained. The thermal conducti has been obtained. The thermal conductivity of the fin is & and the ambient flow hich discretized equation for node T, is correct? f Ax and the equatio s A hole is drilled through the center of a solid block of square cross section. The hole...
CENTRE INDEX NUMBER SECTION B 30 marks] Calculate the discharge through a pipe of diameter 200 mm when the difference of pressure head between the ends of the pipe 500 m apart is 4 m of water. Take the value off= 0.009 in the formula hl= a) 19.5e/s b)2.0es e)03 m's d) 29.3 e/s 2. A scale 1:50 scale model of ship is towed through sea water at a speed of 1 ms. A force of 2 N is required...
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