Explain how trade winds occur.
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hydrometeorology
Explain how trade winds occur.
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- The Reynold's number of a sphere falling in air is 1E6. If the sphere's radius is 1ft, what is its velocity? Density of air is 0.00234 slug/ft³ and viscosity of air is 3.8E-7 lbf-sec/ft²A. 2.5 ft/sB. 5.1 ft/sC. 40.6 ft/sD. 81.2 ft/sShow the Relationship between these performance parameters and engines speed of Internal Combustion Engines engines 1. Brake power (BP) 2. Friction power (FP) 3. Mechanical efficiency 4. Thermal efficiencies (Brake and Indictaed) 5. Specific fuel consumption 6. Brake mean effective pressureQUESTION 1 Consider Port Plyllis wind site, assume you are installing a G80-2000 Wind turbine (k=2.67. and c=8.4m's at 10 m (from data fit). What is the . of increased aunual energy produced fiom 50m to 100m hub height. Consider the site roughness length is 0.017m. Use the Wind power calculator. A 9% B. 229 C. 12% D. 1%
- During actual processes of → expansion and compression of gases, the pressure and volume are usually be related to a process called polytropic, whose pressure can be expressed as P = CV-n where n is the polytropic exponent, and this can be equal to unity or different. a) If n = 1, show and explain the process that occurs and how the work of border? b) If n = 1, what process does the calculation of boundary work resemble, show and explain?1%M l. M 11 11:1E HW #1.pdf > التاريخ الموضوع HW *5 A horizontal bar, 10 ft long and of negligible Weight, rests on the inclined planes as shown in Fig. If the angle of friction is", how close to B. may fhe 2o0-1b force be applied before motion impends? loo lb 200lb 30 Scanned with CamScanner IINo card B a m OO ON 95)1:45 mlms.hu.edu.jo/mod/qu P Flag question Air is contained in a piston cylinder device, it expands first isothermally (1=>2) then isobaric expansion takes place (2=>3). The processes on the T-v diagram will be: Select one: A. (1-2) Horizontal line, (2- 3) Inclined line with Positive slope. B. (1-2) Horizontal line, (2- 3) Inclined line with Negative slope. O c. (1-2) Inclined line with Positive slope, (2-3) Horizontal line. D. (1-2) Horizontal line, (2- 3) Vertical line downward. E. (1-2) Inclined line with Negative slope, (2-3) Horizontal line. F. (1-2) Horizontal line, (2- 3) Vertical line upward. ...
- (b) A new prototype rocket engine test shows that the distance covered by a rocket from t=8 sec to t= 30 sec is given by - 16 140000 (140000-2100r 2000 In 101)-9.81 ) di Comparing two and three points Gauss Quadrature, investigate which method gives the highest accuracy (in terms of relative error) in predicting the distance covered by a rocket from t = 8 sec to t = 30 sec.The SCAL results for a core sample taken from an exploration well is as follows: Capillary pressure, P (psia) Water saturation, (%) 100 Water density 64 lb/ft3 4.4 100 Oil density = 45 lb/ft3 %3D 5.3 90.1 5.6 82.4 10.5 43.7 15.7 32.2 35.0 29.8 76.5 Dementa of Reservoir Rock and Fluid Properties Ch4-Saturation and Capilary Pressure Slde 51 Exercise A P U ASIA PACInc UNIVERSITY or TECHNOLOGYA ovanoN L Convert the capillary pressure table to water saturation and height, H in ft. Plot H vs Sw. 19.5 Indicate the FWL, OWC and transition zone on the plot. LA sample was taken from a depth 80 ft above the OWC. What is the expected Sw of the sample at that elevation.4. (4) To use the cruising flight equations, from our general set of equations, what 3 variables do we required to be zero? Fr cos(a) - F, - Fw sin(4) = ma → Fr = FD Fr sin (a) + F, - Fw cos () %3D %3D -> %3D a. O, q, and a b. V, a, and 0 c. Fp, 0, and oN. d. a, 0, and e. п, Ф, and a 5. (4) If your plane weights 6500lb, and has a wing efficiency of n = 11. While you are cruising, how much lift are your wings producing? a) 71000lb b. 6500lb c. 636lb d. 9030lb e. 2086lb
- O https/jeducationwiley.com/was/uwa/assessment-playe/ndechtmitaunchld a454se fee2-dee6-8a15-37540e13tch. + HW4 MATH146 1Q2122 Question 5 of 11 0/5 A spherical balloon is inflated so that its volume is increasing at the ft rate of 9 min How fast is the diameter of the balloon increasing when the radius is 1 ft? NOTE: Enter the eract answer. Rate of change of the diameter= ft min Tpe tee o hA- Womersley number (a) of a human aorta is 20 and for the rabbit aorta is 17, the blood density is approximately the same across the species. The values of viscosity were 0.0035 Ns/m² for the human and 0.0040 Ns/m² for the rabbit. The diameter of the aorta is 2.0 cm for the man, and 0.7 cm for the rabbit, estimate the heart rate beats per minute (bpm) for both speciesThe pumping system shown below consists of a suction pipe of length 3m and diameter 80mm; delivery pipe of length 6m and diameter 80mm; 4 elbows, each with a loss coefficient of k = 0.3; total static lift = 6m; tank entry and exit loss coefficients 0.5 and 1.0, respectively; suction and delivery pipe friction factor f = 0.007 Darcy. A Robuschi 150-500 pump rotates at 1470 rpm and the desired flow rate is a minimum of 200 m³/h. SUCTON E Complete the following tasks: 1. Draw the system curve as described above on the Roubuschi pump curve data sheet supplied. Work in increments of Q 50m³/h starting at 0 (7-point curve) 2. Would you advise the client to select the 400 or 460 impeller? Give two reasons for your answer. If the 6400 impeller is used: Assume: • the gauge pressure in the suction tank at 115 kPa, • the vapour pressure of the water at its average operating temperature at 20C • suction height as 1.5 m. 3. Is the pump likely to cavitate? Support answer with a NPSH calculation…