(5 points) Prof. H. Ammari A smooth the square plate 1 m on a side is attached to one end of a rod as shown in the figur

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(5 points) Prof. H. Ammari A smooth the square plate 1 m on a side is attached to one end of a rod as shown in the figur

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5 Points Prof H Ammari A Smooth The Square Plate 1 M On A Side Is Attached To One End Of A Rod As Shown In The Figur 1
5 Points Prof H Ammari A Smooth The Square Plate 1 M On A Side Is Attached To One End Of A Rod As Shown In The Figur 1 (42.56 KiB) Viewed 57 times
5 Points Prof H Ammari A Smooth The Square Plate 1 M On A Side Is Attached To One End Of A Rod As Shown In The Figur 2
5 Points Prof H Ammari A Smooth The Square Plate 1 M On A Side Is Attached To One End Of A Rod As Shown In The Figur 2 (37.89 KiB) Viewed 57 times
5 Points Prof H Ammari A Smooth The Square Plate 1 M On A Side Is Attached To One End Of A Rod As Shown In The Figur 3
5 Points Prof H Ammari A Smooth The Square Plate 1 M On A Side Is Attached To One End Of A Rod As Shown In The Figur 3 (32.31 KiB) Viewed 57 times
(5 points) Prof. H. Ammari A smooth the square plate 1 m on a side is attached to one end of a rod as shown in the figure. A hemispherical cap with its concas surface to the flow is attached to the other end The rod is free to talk about a frictions shaft at its midpoint. The entire apparatus is immersed in a uniform streaming flow of water as 9C (density, p-1000 kg/m², and viscosity-1.5x 10 Pa) moving at 5 ms. Asume the drag coefficient for the cup C 1.42, and the plate skin friction drag is on both sides of the plate. By equating the drag forces, estimate the diameter of the cup if the rod is not to state Water Viim Qn. 2 (15 points) An aircraft has a wing area of 62.3 m² and a span of 24 m, and weighs 65.1 kN when empty. It is to take off at a velocity of 250 km/h with a lift coefficient of 0.5. Assuming the air density as 1.2 kg/m², find: (a) The allowable weight load in kN) of cargo FL (b) The induced drag coefficient CD: (c) The total drug in N, if the profile drag coefficient -0.005 Qn. 3 (20 points) Water at 20°C (v-1003-10 m/s) flows through the system shown in the figure below. Find the flow rate through the 60 m long steel pipe of 100 mm diameter and surface roughness-0.05 mm assuming a square edged entrance from the reservoir to the pipe with a loss coefficient, K-0.5, the angle valve of K-2.0, and pipe exit KL-1.0. Use Moody chart and include the major and minor losses in your calculations assuming as a first trial f 0.02. Taker energy equation (modified Bernoulli equation) between two points (1) and (2) on the water surfaces in the reservoirs Z Angle valve Steel pipe Reservoir (A Water Reservoir (8)

(a) The allowable weight (load in kN) of cargo F locity of 250 km/h with a lift coefficient of 0.5. Assuming t (b) The induced drag coefficient CDi kg/m³, find: (c) The total drag in N, if the profile drag coefficient -0.005 Qn. 3 (20 points) Find the flow rate through the 60 m long steel pipe of 100 mm diameter and surface Water at 20°C (v 1.003x10 m²/s) flows through the system shown in the figure below. roughness=0.05 mm assuming a square edged entrance from the reservoir to the pipe with chart and include the major and minor losses in your calculations assuming as a first trial f- a loss coefficient, K₁= 0.5, the angle valve of K₁= 2.0, and pipe exit Kr. 1.0. Use Moody 0.02. Take energy equation (modified Bernoulli equation) between two points (1) and (2) on the water surfaces in the reservoirs. Angle valve Steel pipe 10 m Reservoir (A) Water Reservoir (B)

Mutah University Mechanical Engineering Department Fluid Mechanics (2) Final Exam, Second semester, June 2022 Time Allowed TWO Hours (Open Sheet only) Prof. H. Ammar Qn. 1. (15 points) flow is attached to the other and A smooth thin square plate 1 m on a side is attached to one end of a nd a down in fr figure. A hemispherical cup with its concave surface to t The rod is free to rotate about a frictionless shaft at immersed in a uniform streaming flow of water viscosity-1.5 x 10 Pa) moving at 5 m A FC y drag coefficient for the The enties 1000 kw Ca 1.42, and the plate skin friction drag is on both sides of the plate. By equating the drag forces, estimate the diameter of the cup if the rod is c VIEAR Q2 (15 poleto An aircut has a wing empty. of 62.3² and a uke off at a velocity of 250 km po 24 m and weighs 63 % when with a lid coefficient of 85 Amming the air density as 1.2 kg, find (4) The allow weight (din) FE On The induced drag coefficient CD: The stal drag in N, if the pile drago spots) shown in the Spm below 12PC (-11-10 yoshgh the syn fow nee drough the long pipe ughnes-8.05 ming a square edged entrance t a los coefficient, K-85, the angle valve of c chart and include the major and minor loss in your calculat 0.02. Take energy equation inclified Beration betw the water surfaces in the reservoirs s pipe with Moody var Se pape
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