Ex. 1: Calculate the force required to take away flat circular plate of radius of 0.01 m from the surface of water. The surface tension of water is 0.075 N / m.
Q: A Ping-Pong ball has a diameter of 3.80 cm and an average density of 0.084 g/cm. What force is…
A: Buoyancy is the force that helps a body to float. The buoyancy force is exerted on the object from…
Q: A raft is 2.35 m wide × 1.25 m long × 0.365 m deep. What is the buoyant force on the raft if only…
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Q: A cube of pine wood, of side length 20 cm is held underwater. Ppine = 550 kg/m° Pwater = 1000 kg/m?…
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Q: Suppose that a solid cube of some material floats motionless on the surface of an oil puddle at a…
A: According to Archimedes principle Buoyant force = weight of liquid displaced
Q: A large tree trunk is floating in the sea. The density of the sea water is 1010 kg/m3 the density of…
A: Solution:-Given thatDensity of sea water (ρs)=1010 kg/m3density of trunk (ρt)=795 kg/m3
Q: A block of wood with a mass of 0.45 kg is floating on the surface of the lake. What is the magnitude…
A: Given that the block of wood floats on water, that means the Weight of the body is balanced by the…
Q: A wood block has a mass of 10.4 kg. When placed in water, 65% of the wood is underneath the surface.…
A: According to Archimedes principle Buoyant force = weight of liquid displaced
Q: Calculate the absolute pressure at an ocean depth of 90 m. Assume the density of sea water is 1 027…
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Q: A 10 kg loggerhead sea turtle has a lung volume of 1 L and a body volume of 9.5 L (lungs empty) or…
A: Mass of water body is Density of water is Lung volume is Body volume with empty lungs is Body volume…
Q: hollow, plastic sphere is held below the surface of a freshwater lake by a cord anchored to the…
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Q: Suppose that a solid cube of some material floats motionless on the surface of an oil puddle at a…
A: Given Density of liquid = 927 kg/m3 . Submerged volume of solid 77.7 V of total volume of solid…
Q: (a) Calculate the absolute pressure at the bottom of a fresh-water lake at a depth of 33.0 m. Assume…
A: a)Absolute pressure=323400 pa. b)The force exerted by the water is 4.8961×106 N.
Q: A certain boat displaces a volume of 6.7 m^3 of water. (The density of water is 1000 kg/m^3.) a.…
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Q: A 2.0cm×2.0cm×9.0cm block floats in water with its long axis vertical. The length of the block above…
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Q: You observe that a solid cube of some material floats on the surface of an oil puddle at a service…
A: The expression from principle of buoyancy is,
Q: Three balls with the same radius 14 cm are in water. Ball 1 floats, with half of it exposed above…
A: The objective of this question is to find the tension on the ropes holding the second and third…
Q: A plastic cylinder has a volume of 0.036 m³ and a density of 910 kg/m3. If it is placed in oil,…
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Q: A 6.1 kg solid metal sphere has a density of 2600 kg/m³. It is hung from a cord and completely…
A: Given that,Mass of metal sphere : m = 6.1 (kg)Density : ρ = 2600 (kg/m3)Tension : T = 26 (N)Here we…
Q: A cube of mass m = 620 kg is totally immersed in a liquid of density ρ = 0.96 g/cm3. The cube has an…
A: Given A cube of mass m = 620 kg Density of cube = ρ = 0.96 g/cm3 edge length of L = 1.4 m Depth…
Q: An otter is swimming in the deep area of his tank at the zoo. The surface area of the otter's back…
A: Given information: Here, A is the otter’s back area and P0 is the atmospheric pressure (standard…
Q: In a car service station, the air exerts a force on a small piston of radius r = 5 cm. The change in…
A: Given data F1=15000 Nr=5 cmR=15 cm
Q: A uniform plastic block floats in water with 30.0% of its volume above the surface of the water. The…
A: 30.0% of its volume above the surface of the water 20.0% of its volume above the surface of the…
Q: A uniform plastic block floats in water with 30.0 %% of its volume above the surface of the water.…
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Q: A cube of wood having an edge dimension of 18.3 cm and a density of 653 kg/m3 floats on water.…
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Q: A 2.8 kg rock whose density is 4800 kg/m^3 is suspended by a string such that half of the rock's…
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Q: A hollow, plastic sphere is held below the surface of a freshwater lake by a cord anchored to the…
A: Given data: The volume of sphere is V=0.420 m3. The tension in the cord is T=1820 N. Density of…
Q: Assume a water stirider has a roughly circular foot of radius 0.0153 mm. The surface tension of…
A: The total upwards force is the product of surface tension and total length of the contact region.
Q: A supertanker has a mass of 2.0 × 106 kg and carries oil of mass 4.0 × 106 kg. When empty, 9.0 m of…
A: When supertanker is empty. Let A be the area of the supertanker. Here, h is the height of the…
Q: An inflated spherical beach ball with a radius of 0.3600m and an average density of 10.65 kg/m^3 is…
A: Given: The radius of the ball is 0.36 m. The average density of the ball is 10.65 kgm3. The density…
Q: A hollow, plastic sphere is held below the surface of a freshwater lake by a cord anchored to the…
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Q: a) Calculate the absolute pressure at the bottom of a fresh-water lake at a depth of 26.6 m. Assume…
A: Introduction: Pressure is the force per unit area. Since the pressure is scalar quantity, it…
Q: In the process of loading a ship, a shipping container gets dropped into the water and sinks to the…
A: We will answer the quesiton using the concept of Buoyant force. The details are given below.
Q: Bowling balls are roughly the same size but come in a variety of weights. Given that the official…
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Q: ) A crane lifts the 16,000 kg steel hull of a sunken ship out of the water. Determine: i. the…
A: solution as
Q: (a) Calculate the absolute pressure at the bottom of a fresh-water lake at a depth of 22.4 m. Assume…
A: At the bottom of the lake, the absolute pressure will be the pressure due to the column of water in…
Q: A hollow plastic sphere is held below the surface of a freshwater lake by a cord anchored to the…
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Q: A cubic block of steel that measures 12. cm on a side is suspended in a saltwater bath by a vertical…
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Q: A hollow plastic sphere is held below the surface of a freshwater lake by a cable anchored to the…
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Q: Suppose that a solid cube of some material floats motionless on the surface of an oil puddle at a…
A:
Q: a) Calculate the buoyant force (in N) on a 2.40 L helium balloon. N (upward) (b) Given the mass of…
A: solution as
Q: a diving sphere has a mass of 2.05x10^5 kg and an external diameter of 12.0 meters. the sphere…
A: mass of sphere (m) = 205000 kg diameter (d) = 12 m Radius (R) = 6 m volume = 4π3×R3= 4.188×(6)3 =…
Q: A cube of mass 2.5 kg and 12 cm on a side is at the bottom of a pool of water resting on a scale. a)…
A: Mass of the cube, m = 2.5 kg Length of a side of the cube, L = 12 cm = 12 x 10-2 m Constants:…
Q: A 1.2 m3 block aluminum (density 2700 kg/m3) is lowered into seawater (density 1025 kg/m3) by a…
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