: A thin circular wire ring of platinum has circumference of 8 cm. It floats horizontally on water. An upward force of 0.12 N can just detach the ring from water. Find the surface tension of water.
Q: A cubical block of wood of edge 3 cm floats in water. The lower surface of the cube just touches the…
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Q: Calculate the buoyant force due to the surrounding air on a man weighing 700 N . Assume his average…
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Q: An object with a mass of 0.44 kg is released from rest while immersed within a fluid. It reaches a…
A: Given that:Mass of object, m=0.44 kgLet the maximum speed is vmaxAt t'=0.406 sec,…
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 wooden ball with a weight of 18.0 N hangs from a string tied to a spring scale. When the ball is…
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Q: A solid block is attached to a spring scale. When the block is suspended in air, the scale reads…
A: Weight of block in air = 20 N Weight of block in water = 17.3 N
Q: 3- Consider a piece of wood of rectangular shape and dimensions (80cmx100cmx30cm) of volume density…
A: The buoyant force is given by B = Volume immersed x density of fluid x gravity
Q: Styrofoam has a density of 300kg/m3. What is the maximum mass that can hang without sinking from a…
A: Given, Density = 300kg/m^3 Diameter = 60cm We need to calculate value of, maximum mass that can…
Q: A layer of oil 1.50 mm thick is placed between two microscope slides. Researchers find that a force…
A: It is given that, F=5.50×10-4 Ndv=1 cm/s=10-2 m/sdx=1.50×10-3 mA=6 cm2=6×10-4 m2
Q: An object with a mass of 0.26 kg is released from rest while immersed within a fluid. It reaches a…
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Q: A barge is 15.0 m wide and 75.0 m long and has vertical sides. The bottom of the hull is 1.20 m…
A: Given data The width of the barge W=15.0 m The width of the length L=75.0 m The depth of the barge…
Q: The density of steel usually ranges between 7750 and 8050 kg/m³. This is much more than the density…
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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: When a block of mass m of unknown density is hung in air, its weight is found to be w = 4.90 N. When…
A: Given, Weight of block in air,wair=4.9 N Weight of block in water,wwater=4.35 N Density of…
Q: Floating Person. A person has a volume V and uniform density. They are observed to float with a…
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Q: An object with a mass of 0.32 kg is released from rest while immersed within a fluid. It reaches a…
A: Given: The mass of object is m=0.32 kg. The initial speed of object is u=0 m/s. The final speed of…
Q: If an object is submerged under water, in general, the apparent weight w' of the object is related…
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Q: A rock is suspended by a light string. When the rock is in air, the tension in the string is 45.0 N…
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Q: cube with edge length L = 0.28 m and density ρc = 3.2×103 kg/m3 is exactly half submerged in a…
A: According to Archimedes principle Buoyant force = weight of liquid displaced
Q: PROBLEM 1: A concrete cube 0.5 m on each side is to be held in equilibrium under water by attaching…
A: Given values: Side of the concrete cube, a=0.5 m Weight density of the concrete, ρc=23.58 kN/m3…
Q: We know that a sharp knife cuts well than a dull one. In terms of pressure, why is this so? b) Why…
A: We know the pressure is define as, P = FA
Q: An object displaces 2.3 x 10-3 m³ of water when totally immersed into it. What is the buoyant force…
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Q: k of metal weighs 41 N in air and 19.3 N in water. Part (a) What is the buoyant force on the…
A: Given:- The weight of the block in the air Wair = 41 N The weight of the block in the water Wwater…
Q: A block of wood, whose volume is V = 0.050 m3, is attached to the bottom of a lake by means of a…
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Q: S7. A cylindrical wooden block of mass m = dotted line) submerged with height below the water as…
A: This problem can be solved using the archimedes formula for the fraction of object volume floating…
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 rectangular block of wood, 10.0 cm x 15.0 cm x 33.5 cm, has a specific gravity of 0.590. Determine…
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Q: What is the Buoyancy force exerted on a 180kg iron anchor when it is immersed in seawater? The…
A: The volume of the iron anchor is given by, Viron=mironρiron Here, Viron is the volume of the iron…
Q: A cube with 10.0-cm sides and a mass of 0.750 kg is tethered by a string in a vat of water. (a) What…
A: side of cube = 10 cmside of cube = 0.1 m mass = 0.75 kg
Q: As a rock sinks deeper and deeper into water of constant density, what happens to the buoyant force…
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Q: You place a beaker that is two- thirds full of water (density Pw) on a laboratory scale. You then…
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Q: What is the Buoyancy force exerted on a 110kg iron anchor when it is immersed in seawater? The…
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Q: A right rectangular prism (box) with dimensions w= 1.5m, l= 0.75m, and mass m= 10.0kg. a) What…
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Q: A block is attached to a spring scale. When the block is suspended in air, the scale reads 270 N;…
A: Write the given values with the suitable variables. W=270 NF=150 N Here, W is the reading of the…
Q: When a block of ebony is placed in ethanol, what percentage of its volume is submerged? The density…
A: Density of ethanol (liquid) is Density of object is between and Find:The percentage of object's…
Q: A cube of oak wood with very smooth faces normally floats in water. Suppose you submerge it…
A: There is no water under the face means no upward force and all the forces including gravity towards…
Q: The reading of a spring balance when a block is suspended from it in air is 60 N. This reading is…
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Q: A concrete block with dimensions 0.1 m × 0.2 m × 0.3 m is suspended from a wire and is completely…
A: Dimension of the block is 0.1 m×0.2 m×0.3 m Volume of the block is V = 0.1×0.2×0.3 m3=0.006 m3…
Q: A low-density block with a weight of 18.0 N is placed in a beaker of water and tied to the bottom of…
A: Draw free body diagram of the system
Q: Bird bones have air pockets in them to reduce their weight. This also gives them an average density…
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Q: An object with a mass of 45.0 kg floats on salt water with a density of 1025 kg/m. What is the…
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Q: Bird bones have air pockets in them to reduce their weight. This also gives them an average density…
A: Answer :- Weight in air = True weight = 45 g Apparent weight = 3.6 g…
Q: What is the density of a block (in kg/m^3) of wood that floats in water with 50% of its volume above…
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Q: 33. A pipe with constant cross-sectional area S is bent into a U-shape. One side of the pipe is open…
A: According to Pascal's hydrostatic principle, the pressure exerted will be equal at equal heights of…
Q: What is the Buoyancy force exerted on a 130kg iron anchor when it is immersed in seawater? The…
A: The given values are, m=130 kgρiron=7.8×103 kg/m3ρseawater=1.03×103 kg/m3
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