How is the density of fish controlled? How is the density of submarine controlled?

Q: A 12-kgkg piece of metal displaces 1.6 LL of water when submerged.  How does this compare with the…

A: Let density of metal is dm & density of water is dw  volume of metal piece is V=1.6L = 1.6×10-3…

Q: Why is the density of frozen food less compared to that of unfrozen food?

A: Why is the density of frozen food less.

Q: If the density of seawater is 1.03 g/cm2 at the surface, what is its density at a depth where the…

A: Given data:  Density of seawater, ρs= 1.03g/cm3

Q: Why do liquids diffuse slower than gases?and  Why ice floats on water?

A: Fluid diffusion is slower because particles in a fluid travel at a slower rate.

Q: Illustrate how the branching of a tubular structure influences the velocity ofthe branching of a…

A: To determine: Explain how the branching of tubular structure will influence the velocity of fluid…

Q: Where are the cylindrical or spherical pressure vessels commonly used?

A: Pressure vessels are containers which hold liquids or gases.

Q: Calculate the pressure on the top lid of a chest buried under 4.50 meters of mud with density 1.75…

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Q: What volume of Styrofoam woukd have the same mass as 1.0m of seawater? (Prwwuter 10 kg/m) = 1.03 x O…

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Q: What happen if the objects' density is greater than, less than or equal to water's (1 gm /cm3)?

A: The object’s having density greater than density of water will sink in the water.

Q: What is VISCOSITY AND TURBULENCE?

A:

Q: If a raft is placed in a salt water, which has a density greater than fresh water, what will happen…

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Q: What are meant by density, viscosity and surface tension of liquids ?

A: Density, Viscosity and Surface tension of liquids

Q: What relation exists between cross sectional area and velocity of fluid? Velocity and pressure?

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Q: The radius of the aorta is about 1.0 cm, and the blood passing through it has a speed of about 35…

A: radius of aorta (r) = 1 cm speed of blood in an aorta (v) = 35 cm/sec = 0.35 m/s

Q: How much pressure at the bottom of the fluidized waste pool with a height of 9,567 inch when the…

A: Given, Height, h=9567 inch=243.0018 m, acceleration due to gravity, g=32.2 ft/s2=9.814 m/s2, and…

Q: What is upthrust or buoyancy?

A: Buoyancy is the upward force exerted by fluid on the object when it is put in or submerged in the…

Q: Small insects can move about on the surface of water . Explain.

A: This is due to the surface tension

Q: When you dive to a depth of 12.50 ft in seawater, what is the pressure?

A: Givendepth (h)=12.50 ft=3.81 mlet p= pressure at depth 12.5 ft

Q: What is the relationship between liquid pressure and the depth of the liquid? Between liquid…

A: Pressure is given by,

Q: An arteriole in your leg is subject to a maximum pressure of 81.7 mmHg, once per heartbeat. This…

A:

Q: -aquarium activity- small hollow ball in water- When you submerged 1/4 of the ball, did you have to…

A: Buoyant force: Buoyant force is the force exerted by the weight of the ball on the surface of water.…

Q: It appears that some insects are standing *: above the surface of the water, they return because of…

A: It appears that some insect  are standing on surface of water.

Q: A reservoir is filled with a liquid of density 2000kgm-³ calculate the depth at which the pressure…

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Q: What types of objects sink in water?

A: When an object is placed in water, it may sink or float.

Q: A cubical wooden block with edge of 6 cm is floating with one-third of its volume above the water…

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Q: What is the emergent velocity of water from a crack in its container 6 m below the surface? If the…

A: According to Torricelli’s theorem, the emergent velocity of water through crack is calculated as,…

Q: tween ropes elevator and hydraulic lift ?

A: Rope elevator:-  We know that the roped elevator is consist of a rope or cable pully and this type…

Q: The depth of water behind the Hoover Dam is 220 m. Show that the water pressure at the base of this…

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Q: Calculate the pressure on the top lid of a chest buried under 4.00 m of mud with density equal to…

A: Scenario - A chest is buried deep in river bed. Mud and water above it exerts pressure on top of its…

Q: Why is it difficult to swim under water in the Great Salt Lake?

A: The great salt lake is located in the northern part of the USA of Utah. It is the largest salt water…

Q: What is the mass density of water? What is the weight density of water?

A: The mass density of water is 997kg/m3.

Q: The open-sea diving depth record is 534 metres; how much more pressure would the diver have been…

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Q: How you relate buoyant force with density?

A: Buoyant force: The buoyant force is the net vertical direction force exerted by fluid medium on an…

Q: Why the surface of a liquid act like a stretched membrane?

A: Surface tension is the special property of a liquid due to which the liquid tends to minimize its…

Q: A 120 cm diameter sphere floats in salt water, density 1025 kg/m^3, half of it submerged. What…

A: Given that  Diameter of sphere=120cm Density of salt water =1025kg/m^3 Now the total weight of water…

Q: In answering the question of why bodies float higher in saltwater than in freshwater, your friend…

A: In physics, the density is defined as the mass per unit volume. Density of salt water is more than…

Q: A metal plate of area 2.5×10^-4m2 is placed on a 0.25x10^-3m thick layer of castor oil. If a force…

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Q: Do raisins sink in salt water? If yes, why?

A: When we add salt in water, it become more denser means density of water increases.

Q: How does pressure change with depth in a water column?

A: Pressure at a depth P=WA=ρgVA=ρgh

Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.