a) find the volume on one face of a plank 16 feet by 6 inch, submerged vertically with its upper end in the surface. b) if the upper end is 6 feet below the surface

Q: Water emerges straight down from a faucet with a 2.50-cm diameter at a speed of 2.18 m/s. (Because…

A: Dear student you post multiple questions.so i will answer only one according to guidelines ..so…

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A: Given data The specific gravity of the stone is ρ=2.85. The specific gravity of oil is ρoil=0.9.…

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Q: Ex23: A glass plate of length 20 cm, breadth 10 cm and thickness 5 mm is held vertically with its…

A: Given, Length l = 20 cm = 20 × 10-2 m            Breadth b = 10 cm = 10 × 10-2 m          Thickness…

Q: (a) What is continuity equation and where can it be useful? (b) A garden hose of inner radius 1.4 cm…

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Q: , what is the depth of water in the tank?

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Q: A hollow aluminum sphere of mass m = 0.950 kg floats in water with its volume entirely submerged…

A: Given data The mass of the sphere is m = 0.950 kg. The density of aluminium is given as ρ = 2.70 x…

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Q: We need to calculate the buoyance force on a partially immersed sphere. (a) Derive an expression for…

A: Given: A partially submerged sphere.

Q: A cylinder of height 10 cm and cross sectional area of 1 cm2 is submerged inside two immiscible…

A: Given: Area,A=1cm2=10-4m2Length of cylinder,L=10cm=10×10-2mLength dip inside first…

Q: Ex, 8: The tube of a mercury barometer is 1 cm diameter, what correction due to capillarity is to be…

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Q: A trough has an open top 0.30 m by 6 mand closed vertical ends which are equilateral triangles 30 cm…

A: The length of the trough is L=6 m The top width of the trough is B=0.30 m The sides of the trough is…

Q: A hollow sphere of inner radius 8.62 cm and outer radius 9.68 am floats half-subrnerged in a liquid…

A: The gravity force (downward) is balanced by upward buoyant force of liquid.      ms g=ρf g Vs…

Q: Determine the voltages and voltage changes indicated based on the circuit diagram below.  Hint,…

A: Apply KVL , we get 0+4I -47+3I+2I+20 = 0  I = 3mA   now  Ved= Ve-Vd=4x3 =12V  as Ve=0V so, Vd= 0-12V…

Q: Bird bones have air pockets in them to reduce their weight-this also gives them an average density…

A: CONCEPT: Archimedes principle states that , apparent mass loss is equal to the mass of water…

Q: b) A salvage boat at sea is holding a large solid iron object at rest such that it is below the…

A: Given, The load on the lifting cable is: F=35,000 N This is equivalent to the buoyant force. So,…

Q: A certain object weighs 12 N in air and 10 N when submerged in water. Find a) its total volume and…

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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: a hole at depthh170 cm inatank holding water to heigtH413om (a A The figure shown a stream of water…

A: h=17 cm (height above the hole) H= 41.3 cm

Q: One of the National Academy of Engineering Grand Challenges for Engineering is Restore and Improve…

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Q: A block of wood has a mass of 3.34 kg and a density of 574 kg/m. It is to be loaded with lead (1.13…

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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: On dry land, an athlete weighs 67.2 kg . The same athlete, when submerged in a swimming pool and…

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Q: A hollow cubical box is 1.96 m on an edge. This box is floating in a lake with one-third of its…

A: Side of cube= a = 1.96 m

Q: If the human body has an average density of 979 kg/m', what fraction of a person is submerged when…

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Q: If a person's body has a density of 991 kg/m³, what fraction of the body will be submerged when…

A: At equilibrium, the upward buoyancy force balances the downward weight of the object.

Q: What is the density of the substance from which a cube is made, which weighs 67 N in air and must be…

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Q: the volume of the lead piece,

A: Given data;  Mass,m=115 gWater level rises from;  20 ml to 30 mlFind  Volume of the lead piece ?

Q: A block of wood floats in fresh water with 0.694 of its volume V submerged and in oil with 0.924 V…

A: Given that, For a block of wood In water Vi=0.694V             dw=103 kg/m3In oil Vi=0.924V

Q: 26. An unknown metal sample is measured to have a weight of 49 N in air (treated it as vacuum). Then…

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Q: A scale reads 356 N when a piece of copper is hanging from it. What does it read( in N) when it is…

A: The apparent weight of copper submerged in water is calculated by using the formula Wapp=W-Fb=W-ρwgV…

Q: The density of ice is 920 kg/m3 and that of seawater is 1030 kg/m3. What percentage of the volume of…

A: Given data:  Density of ice (ρice ) = 920 kg/m3 Density of seawater (ρw) = 1030 kg/m3 Required: The…

Q: what is the density of oil?

A: Given data: The height of oil in a glass cylinder is: h=20 cm=0.2 m The inside pressure on the…

Q: A material "X" appears to weigh 200 N in air and 150 N when immersed in a liquid of specific gravity…

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Q: Through certain device he founds that its value is 1.083 bar, if some amount of oxygen gas is…

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