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.Figure1 of 1VOΜΕ ΑΣΦvecm = 0.0482SubmitPrevious Answers Request Answer× Incorrect; Try Again; 2 attempts remainingProvide Feedbackwwwww?kg/s

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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A closed container contains 3m high of kerosene (SG = 0.85), water, and 0.7m high of an unknown liquid (SG = 2.2). The air pressure above these mixture is 20 KPa while the pressure at the bottom of the tank is 88 KPa. Determine the height of water. A 2.53 m B 2.84 m C) 2.08 m D No answer among the choices E 3.26 m
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.
Figure Q1 (a) shows the tank attached with piezometer tubes. The pressure gauge A is 2.3 kPa. The specific weight for the air is 12.0 N/m', the specific weight for gasoline is 6670 N/m³ and the specific weight for the glycerin is 12360 N/m³. Find the elevation level, ZB and Zc of the liquid (in meters) in the open piezometer tubes B and C. A B C 2 m Air 1.5 m Gasoline ZB Zc 1 m Glycerin Figure Q1 (a)
10. A mixture of high pressure water and steam at a rate of 0.5 kgs-¹ flows up a vertical tube with an inside diameter of 25.4 mm at a pres- sure 22 bar. Determine the type of flow if the mass quality is 1%. The density of the water is 845 kgm 3, the density of steam is 10.8 kgm ³, and the viscosity of the water is 1.24 x 104 Nsm 2. Answer: Slug flow
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
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
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)
c) For the system shown in Figure 3.1, calculate (i) the volume flow rate of water from the nozzle and (ii) the pressure at point A. 24m Wae 36m 0m OD 5m al meter Figure 3.1
A pipeline with a pump carrying a 50 L/s discharge leads to a nozzle as shown. If the 180 mm diameter pipe is made of cast iron while the 120 mm diameter pipe is made of commercial steel. Determine the head of the pump using the energy equation from pt. A to pt. C. The fluid is water with a kinematic viscosity of 1.02 x 10-6 m³/s. El. 20 m Water B 180-mm dia. pipe 200-m long pipe 300-m long pipe 120-mm dia. pipe El. 10 m El. 30 m
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A 7.5 cm diameter orifice (Cv= 0.95, Cc= 0.65) is under ahead of oil (s=0.72). Determine the pressure of the air on the oil surface so that the available power in the issuing jet of oil is 6kW. Include a diagram in your solution. a.86 kPa b.76 kPa c.56 kPa d.66 kPa
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.

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