A fishing line has attached to it a hollow plastic float 2.90 cm in diameter and having a mass of 1.75 g. Find the mass of a lead weight that, when attached to the bottom of the float, will cause the float to be half submerged.

Q: A crane is to lower a vertical cylindrical pillar, of diameter 1.50 m, into position on a plinth…

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Q: Styrofoam has a density of 32kg/m3. What is the maximum mass that can hang without sinking from a…

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Q: A constriction in a pipe reduces its diameter from 4.6 cm t 1.7 cm. Where the pipe is wuder the…

A: EQUATION OF THE CONTINUITY                 The continuity equation is defined as the product of…

Q: Water is flowing in a pipe of varying cross-sectional area, and at all points the water completely…

A: Given: The cross-section area of section 1 is 0.0831 m2. The speed of the water flow at section 1 is…

Q: A hollow ball with a diameter of 3.72 cm has an average density of 0.0835 g/cm. what force must be…

A: Given: The diameter of hollow ball d = 3.72 cm. = 0.0372 m. Average density of the ball = 0.0835…

Q: A solid cylinder with base area A= 20 cm^2 is placed completely underwater as shown in the figure.…

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Q: hollow sphere of inner radius 9.15 cm and outer radius 10.4 cm floats half-submerged in a liquid of…

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Q: rectangular parallelépiped with a square base d= 0.255 m on a side and a helghth = 0.120 m has a…

A: ho = h - hw = 0.12 - hw   Now, bouyant force will balance the weight

Q: A block of iron quickly sinks in water, but ships constructed of iron float. A solid cube of iron…

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Q: QUESTION 5 A piece of wood floats in water(p =100okg/m3)with 3/4 of its volume submerged. What is…

A: The given data are: ρ=1000 kg/m3Vw=34V here, ρ denotes the water density, Vw denotes the volume of…

Q: To verify her suspicion that a rock specimen is hollow, a geologist weighs the specimen in air and…

A: Given Density of the solid part of the specimen = 6.44 × 103 kg/m3 Density of water = 1×103 kg/m3…

Q: A swimming pool has dimensions 34.0 m × 6.0 m and a flat bottom. The pool is filled to a depth of…

A: Pressure inside a fluid at depth h is,  P=ρgh Here, ρ is density of fluid, h is depth inside fluid.…

Q: How many penguins with a mass of 30 kg can a disc-shaped ice float with dimensions of (d = 15 m, h =…

A: Given: Mass of penguins = 30 kg Dimension of disc-shaped ice: d = 15 m or r = 152 m h = 1 m Density…

Q: A rectangular parallelepiped with a square base  d = 0.260 m  on a side and a height  h = 0.120 m…

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Q: The weight of a rectangular block of low-density material is 14.5 N. With a thin string, the center…

A: Given information:Weight of the block (w) = 14.5Volume of the block submerged (Vin) = 0.25 VWhere…

Q: 3.106 A cylindrical block of wood 1 m in diameter and 1 m long has a specific weight of 5000 N/m³.…

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Q: A metal cube of 5 cm side and relative density 9 is suspended by a thread so as to be completely…

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Q: A block of wood has a mass of 3.61 kg and a density of 528 kg/m³. It is to be loaded with lead (1.13…

A: Given:                mwood = 3.61 kg                ρwood= 528 kg/m3                mlead= 1.13×104…

Q: Three children each having a mass of 37.4 kg make a log raft by lashing together logs of diameter 32…

A: The buoyant force condition for floatation is:Fb=Fw………(1)where,Fw is the weight of the floating…

Q: A scuba diver and her gear have a volume of 69.2L. • If 2/3 of the diver is submerged in seawater (p…

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Q: Find the density of a fluid (in kg/m³) in which a hydrometer having a density of 0.880 g/mL floats…

A: Write the expression for the fraction of submerged volume.

Q: A uniform pencil floats with 8 cm of its length immersed in water. What length is immersed when it…

A: Let lw denote the length of the pencil immersed in water. Let A be the cross-sectional area of the…

Q: A constriction in a pipe reduces its diameter from 4.0 cm to 2.0 cm. Where the pipe is narrow the…

A: The initial diameter of a pipe is, di=4 cm The final diameter of a pipe is, df=2 cm The speed of…

Q: A man is standing on a 5 kg plank of wood Im x 1m x 5cm in water. What value of mass would likely…

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Q: To verify her suspicion that a rock specimen is hollow, a geologist weighs the specimen in air and…

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Q: A swimming pool has dimensions 30.0 m × 10.0 m and a flat bottom. When the pool is filled to a depth…

A: Flat bottom dimension = L×w=30m×10m. Depth (h)= 2.00 m

Q: Water , flows at 12 m/s in a horizontal pipe with a pressure of 2.0×10^5pa .if the pipe widens to…

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Q: Water flows out through a pipe with a cross sectional area of 1.6 m2 without friction at a rate of…

A: Formula of volume flow rate is as follows; Q=Av…

Q: If an object is less dense than the fluid in which it is submerged, it will float. (True or False)

A: This statement is true.

Q: Find the force on one face of a plank 16 ft x 6 in submerged vertically with its upper end in the…

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Q: To verify her suspicion that a rock specimen is hollow, a geologist weighs the specimen in air and…

A: The volume of the solid part is given by, Vsolid=Mρsolid Here, M is the mass and ρsolid is the…

Q: A tall cylinder with a cross-sectional area 15 cm 2 is partially filled with mercury; the surface of…

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Q: Is the buoyant force on a submerged object equal to the weight of the object itself or equal to the…

A: A submerged object is completely inside fluid. Buoyant force is unbalanced upward force acting on…

Q: A solid copper sphere suspended from a string has a mass of 1.50 kg and a density of 8.92 ×…

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Q: The buoyant force is equal to the weight of the immersed body True False

A: No, the buoyant force is equal to the weight of the immersed body. Accordind to the Archimedes…

Q: A sphere of density P, = 600 is held by a cable onto the bottom of a pool. The m pool is filled with…

A: density of sphere (d) = 600 kgm3Volume of sphere = 2 m3Tension in cable (T) = 4000 N (acting…

Q: A partially filled bucket of water sits on a scale and its weight is 3.8 N. A piece of metal is…

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Q: A block of iron quickly sinks in water, but ships constructed of iron float. A solid cube of iron…

A: Basic Details The mass of iron in the solid cube can be determined by taking the product of volume…

Q: A uniform cube (side length 10.0 cm) is in equilibrium on top of water (density 1000 kg/m³), with…

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Q: A boat displaces 5.76 m3 of water when if floats on the surface of a lake. What is the magnitude of…

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Q: What is the specific gravity of the liquid in the left leg of the U-tube manometer as shown in the…

A: We are going use the pressure difference formula to solve the problem. As, you can see the heights…

Q: The density of ice is 917 kg/m^3, and the approximate density of the seawater in which an iceberg…

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Q: A cube of wood, of length 14.94cm on a side, and a density of 750 kg/m3 is floating in a liquid with…

A: Given data: Side of the cube, a=14.94 cm  = 0.1494 m Density of the cube, ρc=750 kg/m3 Density of…