A round duct with diameters 50 cm carries air at a speed of 4 m/s. When the duct constricts to a 20 cm diameter, what is the new air speed? Please answer in m/s

Q: Air at standard atmospheriIc condition flows through a pipe at a velocity o 20 m/s, which then…

A: Given  Air Velocity at standard atmospheric condition in a pipe= 20 m/s Air velocity when pipe…

Q: A round pipe of varying diameter carries petroleum from a wellhead to a refinery. At the wellhead,…

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Q: A round pipe of varying diameter carries petroleum from a wellhead to a refinery. At the wellhead,…

A: Given data: Diameter at wellhead (d1) = 0.511 m Flow speed at wellhead (V1) = 11.3 m/s Flow speed at…

Q: A 2-m-tall cylinder has a small hole in the bottom as in Fig. Q2. It is filled with liquid water 1 m…

A: Given,The height of the cylinder is 2mThe height of water filled from the bottom is 1mThe height of…

Q: A garden hose with an internal diameter of 3.1 cm is connected to a (stationary) lawn sprinkler that…

A: Given data: Internal diameter of the garden hose (d1) =  3.1 cm = 3.1×10-2 m.Diameter of the…

Q: Water is forced out of a tank by air pressure as shown in the following figure to extinguish a fire.…

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Q: A rectangular plate 2 m wide and 3 m high is submerged vertically in water so that the top of the…

A: We know that the expression for the buoyancy force on the object submerged in water is given as…

Q: A cylindrical container of water has a 12.0-cm diameter and the water level is 62.0cm from the…

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Q: Oil is flowing through a pipeline at a speed of 1.4 m/s. If the diameter of the pipe is 0.12 m, what…

A: Given Speed = 1.4 m/s Diameter of the pipe = 0.12 m Radius of pipe = 0.06 m = 6 x 10-2 m

Q: A garden hose with an internal diameter of 1.9 cm is connected to a (stationary) lawn sprinkler that…

A: Given, A garden hose with an internal diameter of 1.9 cmConnected to a (stationary) lawn sprinkler…

Q: An oil refinery uses a Venturi tube to measure the flow rate of gasoline. The density of the…

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Q: A round pipe of varying diameter carries petroleum from a wellhead to a refinery. At the wellhead,…

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Q: An airplane flies on a level path. There is a pressure difference of 531 Pa between the lower and…

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Q: A conveyer belt is traveling at 27 cm/s, and a load cell with a length of 0.72m is reading 5.4 kg.…

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Q: Atmospheric pressure is about 1.00 × 105 Pa on average. Convert the downward force of the air…

A: The objective of the question is to convert the downward force of the air on a desktop from Pascals…

Q: A room has a volume of 225 m3. An air-conditioning system is to replace the air in this room every…

A: Given: The volume of the room is 225 m3. The time taken to replace the air is 85.3 min. The velocity…

Q: A fish tank has dimensions 38 cmcm wide by 1.0 mm long by 0.50 mm high.If the filter should process…

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Q: A round pipe of varying diameter carries petroleum from a wellhead to a refinery. At the wellhead,…

A: We need to find the volume flow rate and also the diameter of pipe at the refinery.

Q: A barometer is used to measure air pressure. It is made of a tube of mercury (density of 13 500…

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Q: A garden hose has an interior diameter of 0.85 cm inner diameter and a nozzle with a 0.35 cm…

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Q: An airtight box has a removable lid of area 1.3 x 10^-2 sq.m and negligible weight. The box is taken…

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Q: A round pipe of varying diameter carries petroleum from a wellhead to a refinery. At the wellhead,…

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Q: An open glass tube is immersed in mercury in such a way that a length of 8 cm extends above the…

A: In this question, the system is accelerating horizontal i.e. no component of acceleration in…

Q: A sealed storage tank contains water to a height of 25 m. The air above the water inside the tank…

A: Given , Height of tank H=25 m gauge pressure P=4.5 Atm

Q: Suppose air, with a density of 1.29 kg/m³, Is flowing into a Venturi meter. The narrow section of…

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Q: The figure illustrates flow through a pipe with diameters of 1.0 mm and 2.0 mm and with different…

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Q: A salt water tank is 24 m tall and is open at the top to the atmosphere. A small hole with a cross…

A: Given -- Length of water tank , L = 24 m  Cross sectional area , A = 7×10-5 m2  Density of saltwater…

Q: A round pipe of varying diameter carries petroleum from a wellhead to a refinery. At the wellhead,…

A:

Q: airplane flies on a level path. There is a pressure difference of 567 Pa between the lower and upper…

A: We know that the formula of the pressure difference  is given as  ∆P = P1-P2∆P = 12ρv12-12ρv22…

Q: When a person inhales, air moves down the windpipe at 15 cm/s. Where the windpipe tightens, the…

A: Given: The speed with which the air moves down the windpipe: v1 = 15 cm/s = 0.15 m/s; The air speed…

Q: A cylindrical container of water has a  6.0-cm  diameter and the water level is 50.0cm from the…

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Q: garden hose with an internal diameter of 3.5 cm is connected to a (stationary) lawn sprinkler that…

A:

Q: Suppose the flow rate of blood through a 1.9 × 10–6-m radius capillary is 3.65 × 10-9 cm3/s. a.)…

A: Given data: The flow rate of blood is, Q = 3.65 × 10-9 cm3/s= 3.65 × 10-15 m3/s Radius capillary is,…

Q: A tall graduated cylinder contains 7 cm of oil (density of 825 kg/m3kg/m3) on top of 20 cm of water…

A: According to the question,data is given below:-…

Q: A shower head has 16 circular openings, each with radius 1.8mm. The showerhead is connected to a…

A: here we have to use equation of continuity

Q: QI: A- 0.5kg/s of a fluid flows in a steady state process. The properties of fluid at entrance are…

A: Ans:- Image-1

Q: Water flowing through a 2.0-cm-diameter pipe can fill a 300 L bathtub in 5.0 min. What is the speed…

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Q: A garden hose has an inner radius of 1.3 cm, is connected to a spray nozzle (radius: 0.5 cm). If…

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Q: A cylindrical container of water has a  13.0-cm  diameter and the water level is 50.0cm from the…

A: Write the given data. d=13 cmh=50 cm=0.50 m

Q: circular air duct 15.0 cm in radius is used to replenish the air of a room that is 9.20 m by 5.00 m…

A: Area of duct = πr²

Q: A fish tank has dimensions 42 cm wide by 1.0 m long by 0.80 m high.If the filter should process all…

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Q: A tank holds a large amount of water. A pipe is connected to the tank at the upper end and is open…

A: Diameter of upper end of pipe = 17.0 cm Diameter of lower end of pipe = 6.80 m Rate of flow of water…

Q: A round pipe of varying diameter carries petroleum from a wellhead to a refinery. At the wellhead,…

A: GivenAt WellheadDiameter (d1)=53.5 cm=0.535 mVelocity (v1)=13.1  m/sAnd At RefineryVelocity…

Q: An airplane is pressurized with air to 650 mmHg. a. If air is 21% oxygen, what is the partial…

A: Given: An airplane is pressurized with air to 650 mmHg. To find: (a) If air is 21% oxygen, what is…