A right-circular cylinder of radius r, and height ho with axis vertical is open at the top and filled with liquid. At what speed must it rotate so that half the area of the bottom is exposed?

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Q: What fraction (f) of an iceberg floating in seawater is visible above the surface, if the density of…

A: Density of fresh-water ice = 917 kg /m^3 Density of seawater = 1024 kg /m^3   917 kg of sea water…

Q: A cylindrical tank has a base area A and a height L, open at the top. Initially it was full of a…

A: Given data: The base area of tank is A. The length of tank is L. The density of liquid is ρ.

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Q: 15/ 1 2 3 4 5 The vessels in the figure contain liquids of the same density. The vessel that has the…

A: In liquid pressure is directly proportional to height.

Q: *29. ssm A 1.00-m-tall container is filled to the brim, partway with mer- cury and the rest of the…

A: Let height of mercury column be h. Therefore, P=P0+hρmg+1-hρwg    2P0=P0+hρmg+1-hρwgP0=hρmg+1-hρwg

Q: Calculate the Reynolds numbers for the flow of water through a nozzle with a radius of 0.300 cm and…

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Q: A water is flowing in a pvc tube that has a varied cross-sectional area. (a) Find the velocity of…

A: Given:  Flow rate at point 1 = 1.2 cubic meter per second Diameter at the point 1 = 0.3 m Velocity…

Q: Spherical panicles of a protein of density 1.8 g/cm3 are shaken up in a solution of 20°Cwater. The…

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Q: Figure (a) below shows a U-shaped tube containing an amount of mercury. The left arm of the tube has…

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Q: OULS PREVIOUS ANSWERS 13:40 a) Calculate the absolute pressure at the bottom of a fresh-water lake…

A: The pressure at the bottom of the fresh water height h is given by: P=hρg, where   ρ is the density…

Q: Mercury is placed in a “U” shaped tube as shown in the figure, the left arm of the tube has a…

A: (a) The height of the water column placed on the right arm of the tube is,…

Q: It is known that a cubical object made of cast aluminum 0.213 m on a side contains a hollow cavity…

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Q: A jet airplane in level flight has a mass of 8.64 104 kg, and the two wings have an estimated total…

A: Apply the Bernoulli’s equation at the top and the bottom side of airplane.

Q: A cube with edges of length L = 0.23 m and density ρc = 3.4×103 kg/m3 is totally submerged in water,…

A: Given that  length L = 0.23 m density ρc = 3.4×103 kg/m3 density of water ρw = 1.00×103 kg/m3…

Q: 1-19. Solar panels are installed on a rectangular flat roof. The roof is 15 feet by 30 feet, and the…

A: Solution:-  Find the solution in image attached below.

Q: Find the ratio of the entrance to exit radius

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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 large, cylindrical water tank with diameter 3.80 m is on a platform 2.00 m above the ground. The…

A: Given data: D = 3.8 m d = 0.58 cm Need to determine the change in depth and time.

Q: Suppose you spray your sister with water from a garden hose. The water is supplied to the hose at a…

A: Given data: Volume flow rate (Q) = 0.441×10-3 m3/s Diameter (d) = 5.63×10-3 m Required: Speed (v)

Q: Two small orifices A and B of diameters 1 cm and 2 cm, respectively, are placed on the sides of a…

A: Here,     Two small orifices A and B are there and having diameter of 1 cm and 2 cm placed at the…

Q: A rectangular trough, 2.0 m long, 0.60 m wide, and 0.45 m deep, is completely full of water. One end…

A: Given a rectangular system with, Length of rectangle, l = 2 m Width of rectangle, w = 0.6 m Depth of…

Q: a) The Radiator department also wants to use the software to study fluid pressure inside the…

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Q: Write an equation for the pressure difference ΔP between the inside and outside of the ball when it…

A: Hydrostatics Law: It state that the pressure in a vertically downward direction in a static fluid is…

Q: A train with cross-sectional area ?? is moving with speed ?? inside a long tunnel of cross-sectional…

A: Diagram for the given question is given as :

Q: A symmetric U-tube is open to the atmosphere at both ends. Water, with a density of 1.00 x 10° kg/m,…

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Q: A uniform cross-sectional area U-tube is open to the atmosphere, is partially filled with mercury…

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Q: A solid of density 5000kgm³ weighs 0.5kgf in air. It is completely immersed in water of density 1000…

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