Air at a temperature of 25° C and standard atmosphericpressure of 101.3 kPa flows through the nozzle into thepipe where the absolute internal pressure is 90 kPa.The nozzle has a throat diameter of d = 25 mm. Gasconstant for air is R = 286.9 J/[kg K] and its specificheat ratio is k = 1.40. (Figure 1).Part ADetermine the mass flow into the pipe.Express your answer using three significant figures.FigureΠ ΑΣΦvecm = 0.07291 of 1SubmitPrevious Answers Request Answer?kg/s× Incorrect; Try Again; 5 attempts remainingReview your calculations and make sure you round to 3 significant figures in the last step.Provide Feedback

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Answered: Air at a temperature of 25° C and…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Q/In Figure No. (4) the value of pressure of compressed air pa in pipe No.(1) is 3.8 (Bar). Find the value of pressure of water pg in pipe No. (2). B Pipe No.(2) water comressed Air Pipe No.(1) 4.5m water xA 2.7m 1.2m Air (2) (1) Fig.(4) Mercury
7-40. SAE 30 oil at 68°F flows through the piping system shown in Figure 7.38. (a) If Q₂ = 20 gpm, what is the largest allowable value of 2; so that the flow in inlet pipe 1 is laminar? (b) For the calculated value of Q₁, determine whether the flow is laminar or turbulent in pipes 2 and 3. Globe valve 1 in. dia. 1.25 in. dia. 1.25 in. dia. Pipe 4 21 Pipe 1 f Pipe 2 Pipe 3 Globe valve 3/4 in. dia. Figure 7.38 System for Exercises 7-40 and 7-41. 24
The pipe is 25mm with friction factor of 0.022. The second tank is vented. H1=1.4m H2=4.5m H3=1.0m X1=14.9m X2=2.7m Calculate the pressure(kPa) above the gasoline in the first tank that will result in a flowrate of 400 liters/min.
3: Ammonia gas(A) and nitrogen gas (B) are through a straight glass tube 2-0 ft long with an inside diameter 24.4mm at 298 K and lol.32 Kla. Both ends of the fube are Connected to large mixed chambers at lol.32 k Pa. The Partial pressure of NH3 is constant at 20 kPa in one cham ber and 6.66 KPe in the offer. @ Calculate the diffusion of NHs @ Calculate the diffusion of N2 O Calaulate the partial presures at pomt (o.305 m) it the fube dffusing in GunterdBhe
Air with a mass flow rate of 5 kg/s enters a horizontal nozzle operating at steady state at 450 K, 350 kPa, and velocity of 3 m/s. The nozzle is well insulated. At the exit, pressure is 300 kPa and temperature is 390 K. Using the ideal gas model for air, the area at the inlet is m², and the velocity at the outlet is Are potential effects negligible? Why? m/s. Is heat transfer negligible? Why? Note that you may choose to model the specific heat as constant.
Glycerin (sg = 1.26) t 40°C flows in the portion of the duct outside the square tubes as shown in the figure. Calculate the Reynolds number for the flow rate of 0.10 m3/s and dynamic viscosity is 0.30 Pa-s.
Glycerin of SG 1.26 flows through the nozzle shown and deflects the mercury in the U-tube gage. What is the pressure at B in kPa? A 2.75 h B Hg(13.6)
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