Question: Air at 30oC and 2 MPa flows at steady state in a horizontal pipeline with a velocity of 25 m/s. It passes through a throttle valve where the pressure is reduced to 0.3 MPa. The pipe is the same diameter upstream and downstream of the valve. What is the outlet temperature and velocity of the gas? Assume air is an ideal gas with a temperature-independent Cp = 7R/2, and the average molecular weight of air is 28.8 g/mol.

Q: Engine oil at 60 ° C temperature (Engine Oil) As seen in the system in the figure, from tank A to B…

A: Given data: Temperature of engine oil = 60 0C Volumetric flow rate of oil = 5.1 m3/min Gauge…

Q: 10 mol/s of gas flow through a turbine. Find thechange in enthalpy that the gas experiences:A. The…

A: (a) Using Steam Table, Steam at  600oC and 10 bar, Hin=3698.6 KJ/Kg400oC and 1 bar, Hout=3278.6…

Q: Q.3. Air flows steadily adiabatically through a pipe with a constant cross-sectional area. Air is…

A:

Q: A jet of air flows at a velocity of 200 m/s flows at a temperature and pressure of 25°C , 100 kPa…

A: The system is adiabatic system. the process present in system is reversible process. So this system…

Q: Water at 20 °C is being stored in a large, insulatedtankshown below. It is being recycled to the…

A:

Q: Kerosene is pumped into a tank at rate between 0 and 1000 Litres per minute. The inlet temperature…

A: Given that- Kerosene is pumped into tank at rate between 0 to 1000 L. Hence, inlet flow rate= Fi…

Q: a- the volume flow rate of air at the inlet b- the mass flow rate of air at inlet and at exit c- the…

A: HGGHH

Q: Steam flows in a Schedule 40, 6 (in) (Internal Diameter-6.065 in) pipe 1000 ft long, with roughness…

A: Given that  For schedule 40d1  =6 in =6 x 0.0254 = 0.1524 m L = 1000 ft =  10003.28084 =304.8 m m  =…

Q: A nozzle is a device that is used to increase the velocity of a fluid by varying the cross-sectional…

A:

Q: Derive the dynamic mass balance equations for the following two simple cases. Assume (i) a linear…

A: This is a system of two first order system connected in series. The cases are interacting and non…

Q: Q4\ gas enters a frictionless adiabatic nozzle steadily at 1 MPa, 500 C with a mass flow rate of…

A: At Inlet Pressure=1MPa, Temperature=500oC=773K, Mass flow rate=6000kg/hr Inflow area=40cm2 At Exit…

Q: Water at 60°F is flowing through a reducing pipe fitting in the horizontal plane as shown below at a…

A: Given that ,Volumeric flow rate Q=4.5 ft3SInlet Diameter D1=12 inOutlet Diameter D2=2.5 inInlet…

Q: 4). The tank on a trailer truck is filled completely with gasoline, which has a specific weight of…

A: Since, different questions have been asked. According to guidelines only first one will be solved.…

Q: Imagine water flowing through a heated pipe which becomes narrower at the halfway point. Which…

A:

Q: A Bernoulli's equation can be modified to take into account friction losses and pump work. B As…

A: (a) The simplified Bernoulli equation must be modified to deal with both head losses and pump work.…

Q: Air enters an electric furnace at 100 kPa and 28°C with a volume flow rate of 22 m/min. At the exit…

A: Given that :At entering P1  =100KPaT1   =28 C  =28+273.15 = 301.15 KQ = 22 m3minAt exit P2  = 100…

Q: 6. Air enters a one-inlet, one-exit control volume at 6 bar, 500 K, and 30 m/s through a flow area…

A:

Q: At time t = 0 the level of water in tank A is two feet above the level of water in tank B (the above…

A: The solution is given below.Explanation:Approach to solving the question: Detailed explanation:…

Q: Friction Loss in Turbine Water Power System. Water is stored in an elevated reservoir. To generate…

A: Given data: Pressure at a point 89.5 m above turbine = 172.4 kPa Pressure at a point 5 m below the…

Q: Nitrogen flows at steady state through a horizontal, insulated pipe with inside diam- eter of…

A: Consider Nitrogen flows at steady state through a horizontal , insulated pipe with inside diameter…

Q: Consider constant altitude, steady flow along a streamline with a flow that satisfies the…

A:

Q: This question is designed to help you understand the constant mass expansion (CME) experiment for an…

A: Thank you,Please rate my response.

Q: Water at 28 ºC flows into a straight horizontal duct, there is no downloading of calories or work…

A: Given data: Initial temperature of water = 28 0C Initial velocity of water = 8 m/s  Internal…

Q: II. Two air flows are mixed to a single flow. One flow is 1.5 kg/s at 20 °C and the other is 2.6…

A: Mass flow rate for first flow m1.=1.5 kg/s Mass flow rate for other flow m2.=2.6 kg/s Temperature…

Q: Methane is flowing through a well insulated converging-diverging nozzle. At the inlet, the pressure…

A:

Q: In a certain gas manufacturing plants, they presented a horizontal tube in which a gas assumed to be…

A: Given data: Initial temperature of N2 = 761.67 0R Initial velocity = 5.6 mph Final velocity = 180…

Q: A centrifugal pump operating under steady flow conditions 2.2 m3×min-1 of water with a specific…

A: The volumetric flow rate of the pump is given

Q: A Compressor compresses the air at 112 kPa and 300 K to 415 kPa and its inner diameter is 0.021 m.…

A:

Q: For the conditions and geometry shown in the figure below, calculate the time it takes to completely…

A: Height of tank = 4 m  Diameter of pipe = 0.8 m Diameter of tank = 2 m Fluid is water U1 = 2.6 (1 -…

Q: 12 inch ID gas pipeline carries methane at a rate of 20,000 scfm.  The gas enters the line at a…

A: Given : Inner diameter of the pipe Methane flow rate Inlet pressure Average temperature

Q: Steam enters a nozzle operating at steady state at 30 bar, 331.1 °C, with a velocity of 96 m/s. The…

A:

Q: Seven hundred gpm of water are being discharged by a centrifugal pump 5 ft above the pump inlet. The…

A:

Q: Q20: A centrifugal pump operating under steady flow conditions delivers 3000 kg of water per minute…

A:

Q: (4) Air at 1 MPa and 500°C enters a converging.nozzle, with a velocity of 140 m/s. Determine(a) The…

A:

Q: Steam flows in a Schedule 40, 6" (NPS) nominal pipe size 1000 ft long pipe, with roughness 45…

A: given = L = 1000ft = 304.87 m D = 6 in = 0.1524 m m = 45000 lb/hr = 5.67 Kg/s μ = 0.018*10-3 Pa.s T…

Q: Assume that nitrogen is available in a storage tank at 2 MPa and 210 K. On the following chart, show…

A: Solving first 3: a) An expansion valve is connected to this tank that drops the fluid (i.e.,…

Q: A Q4: A diffuser, has air entering at 100 kPa, 280 K, with a velocity of 200 m/s. The inlet…

A: Since we are entitled to answer only 1 question, we will answer the first one as it is not mentioned…

Q: Develop the dynamic mathematical model relating the change of liquid depth h with respect to time t.…

A:

Q: Air enters the device shown below at 2 MPa and 350°C with a velocity of 125 m/s. At one outlet area,…

A:

Q: Water is flowing through a horizontal 6 in. Schedule 40 mild steel pipe at 1 atm and 25°C. The…

A: