Air is pushed steadily through a forced-air furnace pipe at a steady speed of 4.0 m/s. The pipe measures 56 cm by 22 cm. How fast will air move through a narrower portion of the pipe that is also rectangular and measures 32 cm by 22 cm?

Q: Air travels down an 8.0 cm2 vacuum hose at 5.0 m/s and exits through a 3.0 cm2 attachment. With what…

A: given:-            V1= inflow velocity of air= 5m/s            A1=cross sectional area at inflow=8…

Q: A cube of wood with density 6.0 x 10°kg/m³ is 10 cm long on each side. What is the density of a…

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Q: A large water tank is filled to a depth of 12.6 m. A leak develops in the side of the tank and water…

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Q: A steel cylinder is placed on top of a brass cylinder. Each cylinder is 30 cm tall and has a…

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Q: An airplane flies on a level path. There is a pressure difference of 617 Pa between the lower and…

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Q: A car is carrying a piece of plywood with dimensions 2.40 m by 1.15 m.  If the mass of the plywood…

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Q: O Assignment Score: 1426/2800 O Resources E Give Up? O Hint Check Ans A 0.573 kg metal cylinder is…

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Q: the tuning fork prongs vibrate at 350 Hz with amplitude of 0.500mm. a small insect with a mass of…

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Q: Wine bottles are never completely filled. A small volume of air is left in the glass bottle as shown…

A: Solution:   Given Values,

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: Long Snorkel: Inhalation of a breath occurs when the muscles surrounding the human lungs move to…

A: The formula for the pressure inside a fluid in-depth h be:

Q: Inside the wall of a house, an L-shaped section of hot-water pipe consists of three parts: a…

A: Horizontal expansion of the pipe due to increase in temperature

Q: A snorkeler takes a deep breath at the surface, filling his lungs with 4.0 L of air. He then…

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Q: A firetruck water pump discharges water at 20 m/s into a hose of diameter 6 cm. The hose runs up 30…

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Q: The surface tension of water at 25◦C is equal to 0.072 N m−1. Find the capillary rise of water in a…

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Q: When a fluid flows through a pipe, and the diameter of such pipe is doubled, the pressure loss due…

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Q: 0.5 m 20 kg A B C kg p= 1000- T 0.15 m A container of water has a cross-sectional area of 0.50 m². A…

A: According to Bernoulli's theorem the sum of pressure energy , kinetic energy and potential energy…

Q: A cylinder is fitted with a piston, beneath which is a spring, as in the drawing. The cylinder is…

A: Given:- The spring constant is k = 4200 N/m. The piston has a negligible mass and a radius r = 0.015…

Q: A garden hose having with an internal diameter of 2.3 cm is connected to a (stationary) lawn…

A: Given data: The internal diameter of the garden hose is, d1= 2.3 cm The diameter of the sprinkler's…

Q: A garden hose having an internal diameter of 3.5 cm is connected to a lawn sprinkler that consist…

A: From the equation of continuity, A1V1=A2V2…

Q: Ed and his friends Edd and Eddy are building a launcher to throw metal slugs up into the air. A 1.35…

A: The pressure difference is shown in the above diagram. Since the formula for the pressure is:…

Q: An airtight box has a removable lid of area 2.29 × 10-² m² and negligible weight. The box is taken…

A: It is given that, the area of the lid is A=2.29×10-2 m2, and the pressure is P=8.17×104 Pa. The…

Q: If the density of dry air is 1.28kg/m3 then what is the mass of the air in the room in kg that the…

A: Given data:  Density of air (ρ) = 1.28 kg/m3 Room dimensions =  14.1ft x 15.5ft x 12.0ft Required:…

Q: Water is streaming downward from a faucet opening with an area of 3.0 x 10-5 m². It leaves the…

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Q: A desktop computer is to be cooled by a fan whose flow rate is 0.34 m3/min. Determine the mass flow…

A: The mass flow rate is related to the volume flow rate as,

Q: Helium gas with a gauge pressure of 58 kPa is stored within a cube that has 45 cm long sides.…

A: Given data: P = 58 kPa L= 45 cm Need to determine the net force on the side of the cube.

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: A scuba diver is in fresh water has an air tank with a volume of 0.0100 m^3. The air in the tank is…

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Q: 8.36 Water flows downward through a vertical 10-mm-diameter galvanized iron pipe with an average…

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Q: 0.5 m 20 kg A B C p= = 1000 kg T 0.15 m A container of water has a cross-sectional area of 0.50 m².…

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Q: %3D Water flows at 1.1 m/s through a hose with an internal diameter of 1.11 cm, exiting through a…

A: given:v1 =1.1 m/sd1 =1.11 cm =0.0111 mv2 =4.4 m/sd2 =?

Q: Prairie dogs are burrowing rodents. They do not suffocate in their burrows, because the effect of…

A: Given data: The density of air is ρ=1.29 kg/m3. The velocity at the openings is, vA=8.5 m/svB=1.1…

Q: A room is 6.00m wide by 8.00 m long by 3.50 m tall and has an air conditioning vent that is 20.0 cm…

A: We need to find the speed of flow of air through the air vent.

Q: Air at 4.18 kg/m3 enters a nozzle that has an inletto- exit area ratio of 2:1 with a velocity of 120…

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Q: A rigid tank having a volume of 0.100 m3 contains helium gas at 175 atm. How many balloons can be…

A: Write the mathematical expression for Boyle’s law.

Q: A round duct with diameters 50 cm carries air at a speed of 4 m/s. When the duct constricts to a 20…

A: Given data: The diameter d1=50 cm=0.5 m The speed V1=4 m/s The diameter d2=20 cm=0.2 m

Q: A marine biologist is preparing a deep-sea submersible for a dive. The sub stores breathing air…

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Q: A 0.435 kg0.435 kg metal cylinder is placed inside the top of a plastic tube, the lower end of which…

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Q: The plunger of a syringe has an internal diameter of 1.0 cm and the end of the needle has an…

A: Given data: The internal diameter of plunger of syringe is, d1=1 cm=10 mm. The internal diameter at…

Q: A cylinder is fitted with a piston, beneath which is a spring, as in the drawing. The cylinder is…

A: k = 4400 N/m Atmospheric pressure = 101300 N/m2radius = 0.028 m

Q: An airplane wing is designed so that the speed of the air across the top of the wing is 262 m/s when…

A: We know that,Lifting force, F=A∆P    Equation 1where, F is the lifting forceand A is the area of the…

Q: A cylinder is fitted with a piston, beneath which is a spring, as in the drawing. The cylinder is…

A: All solutions are given in the explanation.Explanation:Given spring constant of the spring (k) =…

Q: You observe two helium balloons floating next to each other at the ends of strings secured to a…

A: We are given 2 inflated balloons, at the ends of a string, Length of separation = 1-2 cm Air is…