A semicircular tunnel 40 feet in diameter will be constructed under a lake 150 feet deep and 800 feet long, determine the resultant force acting on the tunnel roof, and locate its point of application.

Q: What radius needle should be used to inject a volume of 502 cm3 of a solution into a patient in 27…

A: The expression for the required radius,

Q: The Mariana trench is located in the Pacific Ocean at a depth of about 11 000 m below the surface of…

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Q: A swimming pool is 50 ft wide and 100 ft long and its bottom is an inclined plane, the shallow end…

A: Step 1: Step 2: Step 3: Step 4: Step 5:

Q: Acylindrical tank withalarge diameter is filled with water to a depth D= 0.401 m. A hole of…

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Q: tank has a square cross section 3.5 m by 3.5 m and contains 5.8 m of water. How high must its sides…

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A: Given Acceleration due to gravity is g=9.80 m/s2 Water density is =1000 kg/m^3

Q: What radius needle should be used to inject a volume of 532 cm of a solution into a patient in 33…

A: Using Poiseuille's law   We can solve this question.

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A: Bernoulli's principle states that an enlarge  the speed of a fluid happens continuously with a…

Q: The water pressure acting on a submarine at depth is 2.7 x 106 Pa.  What is the magnitude of the…

A: Pressure and force are two physical quantities that are related to each other. One can be calculated…

Q: Trying to escape an island, a person builds a 4 m x 3.2 m x .4 m rectangular raft from  American Oak…

A:

Q: An impermeable membrane (See figure above) is placed at the bottom of a U-tube, then equal amounts…

A: Given, height on both side is 16.7cm specific gravity of oil = 0.735

Q: The Mariana trench is located in the floor of the Pacific Ocean at a depth of about 11400 m below…

A:

Q: A vertical dam has a semicircular gate as shown in the figure. The total depth d of the figure is 32…

A: total depth = 32 m height of air above the water level = 6 m width of gate = 10 m

Q: A cylinder swimming has a radius 2m and depth 1.3m. It is filled with salt water of specific gravity…

A: Given:-              pool depth h  = 1.3 m                 specific gravity ofsalt water s = 1.03…

Q: The Mariana trench is located in the Pacific Ocean at a depth of about 11 000 m below the surface of…

A:

Q: For the conditions of the hure, what are the values of (alA and the volume flow rate

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Q: (a) Calculate the retarding force (in N) due to the viscosity of the air layer between a cart and a…

A: Given data *The surface area of the cart is A = 2.50 × 10-2 m2 *The given speed of the cart is v =…

Q: A vessel is 12 feet in diameter and 12 feet high. How many gallons of water will it hold? How many…

A: Given that:Diameter of the vessel, D=12 ftRadius of the vessel, R=D2ft=6 ft Height of the vesssel,…

Q: The Mariana trench is located in the Pacific Ocean at a depth of about 11 000 m below the surface of…

A: The Mariana trench is one of the largest trenches in the world, located in the Pacific ocean at a…

Q: Problem 5: The greatest ocean depths on the Earth are found in the Marianas Trench near the…

A:

Q: An impermeable membrane is placed at the bottom of a U-tube, then equal amounts of water and oil are…

A: Given: The height of the water and oil in the U-tube is H = 18.7 cm The specific gravity of oil is…

Q: Water flows from a drain spout with an initial velocity of 1 m/s with angle of 15°. Determine the…

A: Given data :-  The initial velocity of the water is v = 1 m/s. The angle of drain spout is θ = 15o.…

Q: The closed cylindrical tank is filled with milk, for which density = 1030 kg/m3. If the inner…

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Q: a) What volume must a (450 kg) cube have in order to float in water? b) Suppose now that the cube…

A: Given     Mass of cube =450 kg     And the medium is water

Q: Find the force on a flat door at the bottom of the vessel that has a cross-sectional area of 0.5 m2.

A: The formula of pressure at a depth h due to fluid having density ρ is…

Q: What is the lift (in Newton) due to Bernoulli’s principle on a wing of area 80 m2 if the air passes…

A:

Q: An impermeable membrane (See figure above) is placed at the bottom of a U-tube, then equal amounts…

A: Given : ρoρw=0.89        (ρo is density of oil, ρwis density of water)               h=10.6cm   As…

Q: What radius needle should be used to inject a volume of 497 cm3 of a solution into a patient in 27…

A: Formula of pressure difference is as follows; ρgh=8ηL∆V∆tπR4R4=8ηL∆V∆tπρgh…

Q: A flat area 200cm2 is seperated from a large plate by a layer of oil 2mm thick . If coefficient of…

A: According to Newton’s formula of viscosity

Q: The water pressure acting on a submarine at depth is 2.2 x 106 Pa.  What is the magnitude of the…

A: Given data: The magnitude of pressure is P=2.2x106 Pa. The area of hatch door is A=0.88 m2.

Q: You are planning on installing a new above-ground swimming pool in your backyard. The pool will be…

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: Wouldn't you multiply the RD by 1000 kg/m^3 to get density?

A: The pressure difference ∆P can be expressed by using ∆P =ρgh Here ρ is density g is acceleration due…

Q: A cylindrical tank with a large diameter is filled with water to a depth D = 0.352 m. A hole of…

A:

Q: At the top of a mountain the windspeed is recorded at 350km/hr. If a house on top the mountain has a…

A: windspeed (v) = 350 km/hr = 350×518 m/s = 97.22 m/s dimensions of roof = 3.5 m by 4.5 m density of…