You observe two helium ballons floating next to each other at the ends of strings secured to  a table. The facing surfaces of the balloons are seperated by 1-2 cm you blow through the opening between the balloons. What happens to the balloons ? (a) They move toward each other (b) They move away from each other  (c) They are unaffected.

Q: When you stifle a sneeze, you can damage delicate tissues because the pressure of the air that is…

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Q: whe 2 Water is being poured at a constant rate of 3 cm'/s into an inverted right conical vessel…

A: Please see the answer in Step 2 Note: I have answered the first question only in accordance with the…

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

A: When you blow through the small space between the helium balloons , they will move toward each other…

Q: The aircraft fuselage can be approximated as a circular cylinder for non-viscous…

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Q: Figure P9.85 shows a water tank with a valve. If the valve is opened, what is the maximum height…

A: Given:Height of water in inlet tank above valve (h) = 10.0 m.Total length of outlet pipe (L) = 2.0…

Q: A barge floating in fresh water (ρ = 1000 kg/m3) is shaped like a hollow rectangular prism with base…

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Q: Q.4. The supersonic nozzle of the figure is overexpanded with AJA, = 3 and a stagnation pressure of…

A: Given data: Area ratio (Area at exit plane/throat area), AeAt=3 Stagnation pressure, P0=350 kPa…

Q: Why is flow separation in flow over cylinders delayed when the boundary layer is turbulent?

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Q: In the Figure below, what is the pressure at point A? Open Air y Elev=2m Elev =lm Oil 1.5 m (S=0.85)…

A: (d) No of mentioned

Q: When you are swimming at the bottom of a pool the water above and around you exrerts force on your…

A: Given: The depth of the pool is 5 m. The area of the eardrum is 1.0 cm2. The density of water is…

Q: An immersed body is always buoyed up by a force equal to the weight of the body. False True

A: Given that ,                 the body is immersed in a fluid or liquid

Q: A water tank open to the atmosphere at the top has two small holes punched in its side, one above…

A: Given: Position of first hole is  h1 = 4.70 cm. Position of second hole is h2 = 12.7 cm.

Q: An open container is filled with water up to a depth of 3 meters and above water it is filled with…

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Q: d The L-shaped fish tank shown in Fig. 14-33 is filled with water and is open at the top. If d = 5.0…

A: The L-shaped fish tank shown in Fig. 14-33 is filled with water and is open at the top. If a = 5.0…

Q: You feel additional pressure on your ears when you swim to the bottom of a swimming pool full of…

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Q: 2.53 Calculate the maximum capillary rise of water between two vertical glass plates spaced 1 mm…

A: The capillary rise of a liquid between two closely spaced parallel plates is given by ∆h =…

Q: If an inverted manometer is used to read a pressure in two unequal levels that is separated by air…

A: Here the correct answer is D. Option A . If the two pressure point to be measured have same liquid…

Q: Suppose a 3 N force can rupture an eardrum. If the eardrum has an area of 1.2 cm2, then the maximum…

A: In the question, it's given that  Force ( F ) = 3N Area of the eardrum  =  1.2cm2 = 1.2 × 10-4 m2 We…

Q: Find the ratio of the entrance to exit radius

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Q: The contact angle for water on clean glass is close to zero. Calculated the surface tension of water…

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Q: A physics laboratory situated at an elevation of 1500 m wishes to shield against cosmic rays. What…

A: Given Elevation, h= 1500 mDensity of concrete, ρcon = 1700 kg/m2Density of air , ρair= 1.2754kgm3 In…

Q: When you ascend or descend a great deal when driving in a car, your ears "pop," which means that the…

A: Area of eardrum (A) = 0.14 cm2= 1.4×10-5 m2Change in altitude (d) = 1400 m

Q: Water is slightly warmer at the base of a water fall than at the top, Why?

A: At the top, the water has maximum potential energy. As the water starts to fall, potential energy is…

Q: Suppose a 2.00 N force can rupture an eardrum having an area of 1.20 cm2. (a) Calculate the maximum…

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Q: The plastic tube in Fig. 14-30 has a cross-sectional area of 5.00 cm². The tube is filled with water…

A: Recall P=hρg where  ρ=density of waterh=height of waterand g=9.8m/s2

Q: To explore the bottom of a 10-m-deep lake, your friend Tom proposes to get a long garden hose, put…

A: Given data The depth of the lake is: h = 10 m   The expression for the pressure is given as: P=ρgh ρ…

Q: A helium-filled balloon, whose envelope has a mass of 0.25 kg, is tied to a 2.0-m-long,  0.050-kg…

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Q: 2.54 What is the pressure within a 1 mm spherical droplet of water relative to the atmospheric…

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Q: Suppose a 2.30 N force can rupture an eardrum having an area of 1.11 cm2. (a) Calculate the maximum…

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Q: he water’s speed at the opening of the horizontal pipeline is 4 m/s. What is the speed of water at…

A: Given: The speed of the water flow at large section of the pipe is 4 m/s. The diameter of the…

Q: What is the angle of the surface of the fluid if the container moves 1m/s2 horizontally a. 3.12 b.…

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Q: P15) A large tank containing a mystery liquid is filled to a depth of L = 15 m. The upper surface of…

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Q: When a liquid moves through a pipe having a varying diameter, the pressure against the inside walls…

A: According to Bernoulli's principle, a fluid's speed will increase with a decrease in its pressure…

Q: In a pond containing water an air bubble is produced at a depth of 70 cm relative to the surface of…

A: h = 70 cm Pressure due water column = hd g  = 0.7 * 1000 * 9.8  = 6860 Pascals Total pressure =…

Q: If a scuba diver descends too quickly into the sea, the internal pressure on each eardrum remains at…

A: Given data *The given pressure difference is ∆P=35 kPa=35×103 Pa *The given density of seawater is…

Q: Two pipes with r1 = 2r2 are joined together and water is allowed to flow through them. The pressure…

A: Given: The radius of pipes are r1=2r2. The pressure difference is P1=P2=150 Pa.   The expression…