What is normal air flow rate? How is air flow pressure measured?

Q: What does the "compressibility effect " mean? What is the influence of air compressibility on the…

A: The study of high-speed aerodynamics is a subset of aeronautics. Because the compressibility effects…

Q: How to Calibration of Air Velocity from Pressure Using Sub-Sonic Wind Tunnel and Write the…

A: Calibration Process Process of calibration in order to obtain accurate measurement results,…

Q: What is mass flow rate of a liquid flowing through a pipe? Derive Bernoulli’s equation.

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Q: Use the thermal wind equation to explain the presence of the jet stream.

A: The Thermal Wind expression can be derived from the geopotential Equation as: Thermal wind is a…

Q: A constant-area duct that is 20 cm in length by 2 cm in diameter is connected to a reservoir through…

A: Now the mass flow rate is givenm˙=ρAV2Now we have bernoullis equation ash1+V122=h2+V222We…

Q: Write the mass flow rate and pressure difference relative to each other and to the main pipe in…

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Q: The minimum fresh air requirement of a residential building is specified to be 0.35 air changes per…

A: Given data: The ISHRAE standard for air changes per hour is I = 0.35/hr The height of room is h =…

Q: b) What is adverse pressure gradient? Where does it happen and what are the consequences?

A: This type of phenomenon is called boundary layer separation where separation occurs because of a…

Q: If the Darcy Weisbach friction factor for a fluid flow through a pipeline is calculated as0 016, the…

A: When a fluid flows from one section to another section, there occurs a reduction in its total energy…

Q: Explain the work of Nozzles and diffusers are shaped so that they cause large changes in fluid…

A: Nozzle and Diffuser: Nozzle is a device of decreasing cross section. Due to decrease in its area the…

Q: In which medium does a sound wave travel faster: in cool air or in warm air?

A: Speed of sound depends on the material through which it travels and also the temperature of the…

Q: Air with a velocity of 150 m/s enters a nozzle at a pressure of 200 kPa and temperature of 77 °C.…

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Q: The mass flow rate of air at 20°C (? = 1.204 kg/m3) through a 18-cm-diameter duct is measured with a…

A: Step 1:Given DataDensity of air at 20∘C =1.204kg/m3Diameter of duct ′dd′=18cm=18×10−2mDiameter of…

Q: What is steady flow and unsteady flow through an orifi

A: 1. Steady flow - The type of flow in orifice in which the fluid properties remain constant with time…

Q: What are the basic parameters for calculating of Jet Pulse Compress Air for cleaning of bags from…

A: given: What are the basic parameters for calculating of Jet Pulse Compress Air for cleaning of bags…

Q: A capillary tube is to be selected to throttle 0.011 kg/s of refrigerant 22 from a condensing…

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Q: 15. Determine the aircraft Mach no. flies with the same Mach no. at elevations of 8100m (T=-44 C°)…

A: The Mach number of the flight at 8100 meters can be expressed as,

Q: a supply tank having 14m long and 1.7m diameter is used to store fuel oil with 34degree  API at…

A:

Q: Identify the energy carried by a fluid stream crossing a control surface as the sum of internal…

A: The energy that the flowing fluid carries which is associated its temperature is termed as the…

Q: Air in an automobile tire is maintained at a pressure of 220 kPa (gage) in an environment where the…

A: Assumptions: Air is an ideal gas with constant specific heats. The flow of air through the hole is…

Q: A capiliary tube is to be selected to throttle 0.011 kg/s of refrigerant 12 from a condensing…

A:

Q: In which medium does a sound wave travel faster: in air at 20°C and 1 atm or in air at 20°C and 5…

A: The speed of the sound is calculated by using the expression written below: C=γ·R·TM Here, γ is the…

Q: Consider a device with one inlet and one outlet. If the volume flow rates at the alet and at the…

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Q: Carbon dioxide flows steadily through a varying cross-sectional area duct such as a nozzle shown in…

A: Given,

Q: Does the Mach number of a gas flowing at a constant velocity remain constant? Explain.

A: The expression for the mach number is given by; Ma=vc                  ......(1) Here, v is the…

Q: What does it mean for an engineering device that has steady-flow?

A: A type of flow of a fluid in which per second flow of a liquid at any section does not vary with…

Q: Is the sonic velocity in a specified medium a fixed quantity, or does it change as the properties of…

A: Given data Is the sonic velocity in a specified medium a fixed quantity, or does it change as the…

Q: QUESTION 1 a) Discuss the difference between static and dynamic temperatures. b) Define the…

A: Answer a: Write the difference between the static and dynamic temperatures: Static temperature…

Q: mass flow rate. 6.31 A liquid refrigerant (sg 1.08) is flowing at a weight flow rate of 28 3 N/h.…

A: First we have calculated the value of density of refrigerant, density of refrigerant is equal to…

Q: How does the parameter Ma* differ from the Mach number Ma?

A: the parameter Ma* differ from the Mach number Ma

Q: How is the Reynolds number related to Darcy-Weisbach?

A: Reynolds number is used to determine the nature of the fluid, Laminar or turbulent fluid.

Q: In the summer, when the air motion is increased body heat loss is also increased. True or false ?

A: when the motion of the air increases there is a great impact on the heat transfer of the body. The…

Q: Assuming the clearance is negligible for a single stage compressor with the following data.…

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Q: Determine the mass flow rate (kg/hr) of fluid in a vertical tank 2 m. in diameter and 4 m. high,…

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Q: Determine the airflow through a furnace that is producing 60,000 btu/h of heat when the return air…

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Q: What is smog? What does it consist of?

A: smog= smoke +fog  It reduce the visibility  It occurs when sunlight reacts with nitrogen oxides and…

Q: Are the isentropic relations of ideal gases applicable for flows across (a) normal shock waves, (b)…

A: (a) For a normal shock wave the isentropic relation for the ideal gas can not be applied. (b) Across…

Q: Which has a greater minor loss coefficient during pipe flow: gradual expansion or gradual…

A: Which has a greater minor loss coefficient during pipe flow: gradual expansion or gradual…

Q: Why are liquids usually transported in circular pipes?

A: Mostly, we can see that the fluids are transported through circular pipes. This is because of the…

Q: The pressure-density relation for ethanol is approximatedby Eq. with B =1600 and n = 7. Use this…

A: The given data are: B=1600n=7P=2000 atm=2000×105 Pa The pressure density relationship is given as,…

Q: For a fixed compressor inlet velocity and flow area, explain the effect of increasing compressor…

A: Given Data⇒fixed compressor inlet velocityflow areaProblem statement⇒Problem says determine the…

Q: (1) The velocity of supersonic flow at exit section of a nozzle, when Ae/A* = 2.4, To = 137 oC is, *…

A: AeA* = 2.4TO = 137 °C = 410 K γ  = 1.4R = 287 J/kg K