You take a piece of aluminum foil (density= 2.7) tear it in half. what is the new density? Tear it in the smallest piece possible. What is the new density explain your answer.

Q: A person who weighs 670 N is riding a 98 N mountain bike. Suppose the entire weight of the rider and…

A: Given: The weight of the rider is 670 N. The weight of the bike is 98 N. The gauge pressure is…

Q: A grass trimmer for landscaping has a rotating head which consists of a spool of nylon line, with a…

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Q: 4. A rectangular solid of height 5.00 cm is placed into a cup of water and a height of 2.00 cm…

A: Here, the object is floating. So, the net force acting on it is zero. Upward force = Downward force…

Q: Three liquids that do not mix are poured into a cylindrical container with a diameter of 10.0 cm.…

A: The diameter of the container is  The density of the liquid 1 is The density of the liquid 2 is The…

Q: Mercury is poured into a U-tube as shown in Figure a. The left arm of the tube has cross-sectional…

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Q: The TOTAL pressure at the bottom of a cylindrical container with a cross-sectional area of 80 cm and…

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Q: vertical cylindrical container contains 5840 gallons of gasoline and is 1.53 m in radius.  Due to…

A: (a) Given: The volume of gasoline in the vertical cylinder is 5840 gallons. The radius of the…

Q: At a certain depth in an incompressible liquid, the absolute pressure is p. At twice this depth,…

A: Pressure at certain depth = p Consider the certain depth = h Consider pressure at twice the depth…

Q: 1. A U-tube contains liquid of unknown density. An oil of density 835 kg/m³ is poured into one arm…

A: The density of the oil is 835 kg/m3. The height of the oil column is 13.0 cm. The height of the…

Q: An 8.0 cm x 8.0 cm x 8.0 cm cube of density 660 floats in an unknown kg m³ liquid of density…

A: Given : Dimension of cube = 8 cm * 8 cm * 8 cm Density of cube = 660 kg/m3 Height of cube in liquid…

Q: 6..... How long does it take a 0.020cm radius bubble to rise via 14.9 cm of champagne. The viscosity…

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Q: Three liquids that don't mix (much like oil and water don't mix) are poured into a cylindrical…

A: Given that  Given that one liter =1000cm3 The acceleration due to gravity is (g) =9.81m/s2 Three…

Q: A barge can be thought of as a 40.0 m x 10.0 m x 3.00 m rectangular box. 25% of the barge’s volume…

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Q: Object 1 has an irregular shape. Its density is 4000 kg/m3.a. Object 2 has the same shape and…

A: Given Data: The density of an object 1 is, ρ1=4000 kg/m3   The expression for the density is, Here,…

Q: 10. A balloon is filled with helium (density = 0.180 kg/m³) to a volume that has a radius of 1.50 m…

A: A balloon filled with helium where the density of the helium gas isto a volume that  has a radius of…

Q: Sharks are generally negatively buoyant; the upward buoyant force is less than the weight force.…

A: Given data: The mass of bull shark is: ms = 92 kg The density of the bull shark is: ƍs = 1040 kg/m3…

Q: An object with a density of 800 kg/m3 floats on water. What portion of the object is submerged?…

A: Archimedes' principle states that when a body is partially or fully immersed in a fluid, it…

Q: At a given instant, the blood pressure in the heart is 1.1 x 104 Pa. If an artery in the brain is…

A: Given  Pressure in the heart P=1.1×104 Pa Height of brain h=0.38 m Density of blood ρ=1125kg/m3

Q: At a given instant, the blood pressure in the heart is 1.1 x 104 Pa. If an artery in the brain is…

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Q: The iron block weighs 4N and has a volume of 182 cm3. What is the density of the block? a. 2010…

A: Weight of the iron block is W = 4 N Volume of the block is V = 182 cm3

Q: Bowling balls are roughly the same size but come in a variety of weights. Given that the official…

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Q: Four solid, uniform objects are placed in a container of water(Fig. CQ9.3) Rank their densities from…

A: When an object floats, its weight is equal to the buoyant force acting on it.

Q: A balloon inflated with helium gas (density = 0.2 kg/m3) has a volume of 4 × 10–3 m3. If the density…

A: Given volume V = 4 × 10–3 m3 Density of air ρ =  1.29 kg/m3 We have to find out buoyant force…

Q: A kidney machine has a membrane permeability coefficient wRT = 0.5 x 10^-3 cm/s. If the membrane…

A: Given: The membrane permeability coefficient of kidney machine, ωRT=0.5×10-3 cm·s-1. Area of the…

Q: John and Madeline go to home Depot to buy some logs to build a raft. They find logs that are 3…

A: Given , length of logs, l = 3 m Combined mass, m = 143 kg Density of wood, ρ = 0.720 g/cm3 = 720…

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

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Q: The speed v of a liquid leaving a tube depends on the change in pressure AP and the density p of the…

A: Write the expression of speed as given below. Here v signifies speed, k signifies constant, P…

Q: An empty rubber balloon has a mass of 12.5 g. The balloon is filled with helium at a density of…

A: Mass of empty balloon (M)=12.5 g Density of helium (ρHe)=0.181 kg/m3 Radius of the balloon (R)=0.268…

Q: A hydraulic piston has two surfaces which can move when a force is applied to them. On the left…

A: a)The total force on the right side will be,

Q: A helium balloon can just lift a load that weighs 4000 N and has negligible volume. The skin of the…

A: Given,Mass of the skin of the balloon M=50KgWieght of the maxm load, W=400NDensity of air,…

Q: A cub of a certain metal has 0.040 m sides and its mass is 0.48 kg .What is the mass density of the…

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Q: A ball with a mass of 2000 g is floating on the surface of a pool of water. What is the minimum…

A: mass=2000gm=2 kgwater density=1 g/cm3

Q: 9. A liquid is flowing through a horizontal pipe whose radius is 2.18 x 10-2 m. The pipe bends…

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Q: Some species of whales can dive to depths of one kilometer. What is the total pressure they…

A: The total pressure experience at the depth can be calculated using following steps:Given:

Q: 26. A certain hydrometer has a scale of 1cm (g/cm³). It is being used to measure the density of two…

A: A certain hydrometer has a scale of 1cm (g/cm³). It is being used to measure the density of two…

Q: A round pipe of varying diameter carries petroleum from a wellhead to a refinery. At the wellhead,…

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Variation of pressure

From the equation of pressure, pressure is directly proportional to the applied force.