Steel ball with radius of 0.09 m lays on a bottom of the lake 5 m deep. What work is needed to lift the ball to the surface of the lake? Density of steel  is 7860kg/m3.

Q: 7. A water tank extends backward 10 meters with a front face in the shape of an rectangle. The tank…

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Q: Water (density = 1.0x 10 kg/m³) flows through a horizontal tapered pipe. At the wide end its speed i…

A: The water density = 1.0 x103 kg/m3 The wide end speed of water is 4.0 m/s  The pressure difference…

Q: Calculate the work done in breaking a mercury drop of radius 1 mm into one thousand droplets of the…

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Q: A conical container of radius 5 fit and height 20 fti filled to a height of 17 twith a liquid…

A: Given Data: Radius of the container (r) = 5 ft.Height of the container (H) = 20 ft.Height of the…

Q: K (J) K S 0 1 2 3 Pliq (g/cm³) (8c14p40) A small solid ball is released from rest while fully…

A: a) An object of the same density as the surrounding liquid is not going to accelerate up or down…

Q: Water exits a pipe with a cross-section of 6.9 m² at a velocity of 1.8 m/s. What is the velocity at…

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Q: Icebergs have an average density of 920 kg/m3. Seawater has an average density of 1030 kg/m3. An…

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Q: A flotation device is in the shape of a right cylinder, with a height of 0.703 m and a face area of…

A: Area A = 4.22 m2  Height h = 0.703 m  Buoyant force F = d g V  d is density of liquid ( for water =…

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: In the figure, a spring of spring constant 2.20 x 104 N/m is between a rigid beam and the output…

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Q: You build a pressure gauge as shown in the figure below. The spring has spring constant of 1000 N/m…

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Q: In a car lift used in a car service station, compressed air exerts a force on a small piston that…

A: Given The radius of the small piston is r1=10 cm=10×10-2 m=0.1 m. The radius of another piston is…

Q: In the figure, a spring of spring constant 2.30 x 104 N/m is between a rigid beam and the output…

A: Given : spring constant k=2.30 × 104 N/m Area of input : Ai Area of output : 13Ai Compression…

Q: Piston B has a diameter of 40.0cm and an output force of 200 N. What is the input force on piston A…

A: Given: The diameter of piston B is d=40 cm. The output force is F=200 N. The diameter of piston A is…

Q: The spring of the pressure gauge shown in the figure below has a force constant of 1 000 N/m, and…

A: The force needed to move the piston is,Substitute the values,

Q: Two identical cylindrical vessels with their bases at the same level each contain a liquid of…

A: Density of liquid, ρ = 1.18 g/cm3=> ρ ==> ρ = kg/mArea of base, A = 2.91 cm=> A =  m2Height…

Q: To fight a fire on the fourth floor of a building, firefighters want to use a hose of diameter equal…

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Q: A tank in the shape of an inverted frustum of a cylinder with diameters 4 ft and 6 ft and 4 ft deep,…

A: in this question we simply  find work by intigration of work equation.

Q: A flotation device is in the shape of a right cylinder, with a height of 0.703 m and a face area of…

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Q: For a given cylindrical tank, the radius is 2 m and the height is 12 m. The tank is filled to a…

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Q: A lost shipping container is found resting on the ocean floor and completely submerged. The…

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Q: Pleaase don't provide handwritten solution ....

A: The solution is attached below.Explanation:

Q: A small solid ball is released from rest while fully submerged in a liquid and then its kinetic…

A: Given: height of ball, h=4.3 cm=0.043m kinetic energy, ks=1.9 J   To find: Volume of ball, Vb=?

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 pressurized tank supplies water to a hose. The hose rises h=1.3 m above the tank before spraying…

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Q: A water cannon 2.15 m long and with a cross-sectional area of 11.0 cm2 is aimed straight up and…

A: Length of water cannon = 2.15 m A1 = 11 cm2v1 = 8.8 m/s A2  = 46 cm2Using equation of continuity…

Q: Fluids have a surface tension, which means that requires that creating more surface requires energy.…

A: Solution:Given:L = length of rectangular container = 35 cm = 0.35 m W = width of rectangular…

Q: mpletely submerged. The container is 5.9 m long, 2.8 m wide, and 2.3 m high. Salvage experts attach…

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Q: A lost shipping container is found resting on the ocean floor and completely submerged. The…

A: The balloon-container will rise when the combined mass of water displaced by the balloon and…

Q: A 70.0 kg person balances a 1200 kg elephant which is standing on a 1200 kg circular lift of…

A: Consider the mass of the student is Ms=64 kg Mass of elephant is Me=1200 kg The diameter of the…

Q: hopefull solutions. A 35 cm diameter tank is filled with water to a height of 117 cm. The tank is…

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Q: Two identical cylindrical vessels with their bases at the same level each contain a liquid of…

A: density = 1.01 g/cm3 area =A = 4.4 cm2 height = h1= 0.813 m                  h2= 1.44 m

Q: A plastic spherical balloon is held below the surface of a swimming pool by a cable tied to the…

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Q: A lost shipping container is found resting on the ocean floor and completely submerged. The…

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Q: Water from a spring is carried through a pipe of length 100 m down a hill inclined at 20° to the…

A: Water from a spring is carried through a pipe of length 100 m down a hill inclined at 20° to the…