Homework Answers
Concept used:- since the arm balance is
balanced, both spheres must have equal mass, thus we equate the
masses as shown below and find radius for aluminium, 
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One cubic meter (1.00 m3) of aluminum has a mass of 2.70 x 103 kg, and...
A standard 1 kilogram weight is a cylinder 43.5 mm in height and 41.0 mm in...
A standard 1 kilogram weight is a cylinder 43.5 mm in height and 41.0 mm in diameter. What is the density of the material? kg/m3 Need Help? Watch It 2. -10 points SerPSE10 1.1.0P.002 My Notes Ask Your Teacher An artist creates a solid sculpture made from 8.70 kg of iron. She wishes to create an identical sculpture, using the same mold used to make the original, out of solid silver. What is the mass (in kg) of the silver...
Aluminum has a density of 2.70 g/mL2.70 g/mL. Calculate the mass (in grams) of a piece...
Aluminum has a density of 2.70 g/mL2.70 g/mL. Calculate the mass (in grams) of a piece of aluminum having a volume of 267 mLmL . Express your answer to three significant figures. Iron has a density of 7.86 g/cm37.86 g/cm3 (1 cm3=1 mL1 cm3=1 mL). Calculate the volume (in dLdL) of a piece of iron having a mass of 4.94 kgkg . Note that the density is provided in different units of volume and mass than the desired units of...
An artist creates a solid sculpture made from 7.60 kg of iron. She wishes to create...
An artist creates a solid sculpture made from 7.60 kg of iron. She wishes to create an identical sculpture, using the same mold used to make the original, out of solid lead. What is the mass (in kg) of the lead sculpture? (The density of iron is 7.86 x 103 kg/m3, and that of lead is 11.30 x 103 kg/m3.) 11.36 How is density related to mass and volume? Which quantity is the same for the two sculptures? kg
A 13.0 kg iron mass rests on the bottom of a pool. (The density of iron...
A 13.0 kg iron mass rests on the bottom of a pool. (The density of iron is 7.86 ✕ 103 kg/m3 and the density of water is 1.00 ✕ 103 kg/m3.) (a) What is the volume of the iron (in m3)? m3 (b) What buoyant force acts on the iron (in N)? (Enter the magnitude.) N (c) Find the iron's weight (in N). (Enter the magnitude.) N (d) What is the normal force acting on the iron (in N)? (Enter...
A block of steel (density of 8.05 x 103 kg/m3) with a mass of 1.50 kg...
A block of steel (density of 8.05 x 103 kg/m3) with a mass of 1.50 kg is suspended (in equilibrium) by an ideal spring scale. The block is completely immersed in water (density of 1.00 x 103 kg/m3). What is the reading in the spring scale?
(e) A solid cube of mass 100 g and density 2.70 x 103 kg m-3 is...
(e) A solid cube of mass 100 g and density 2.70 x 103 kg m-3 is subjected to a shear force of 5.00 kN. The shear deformation is 5.00 μm. Find the shear moduļus.
Assuming that water has a density of exactly 1.00 g/cm3, find the mass of one cubic...
Assuming that water has a density of exactly 1.00 g/cm3, find the mass of one cubic meter of water in kilograms. Suppose that it takes takes 8.0 h to drain a container of 7430 m3 of water. What is the "mass flow rate", in kilograms per second, of water from the container?
A hollow copper (ρCu = 8.960 ✕ 103 kg/m3) spherical shell of mass m = 0.9860...
A hollow copper (ρCu = 8.960 ✕ 103 kg/m3) spherical shell of
mass m = 0.9860 kg floats in water with its entire volume below the
surface. (Assume the temperature of the water is 4°C. Enter your
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4 5 points KatzPSEf1 15 P025.MI. My Notes Ask Your Teacher A hollow copper (Cu-8.960 x 103 kg/m3) spherical shell of mass m = 0.9860 kg floats in water with its entire volume below the surface....
A hollow nickel (pNi = 8.902 × 103 kg/m3) spherical shell of mass m-0.9700 kg floats...
A hollow nickel (pNi = 8.902 × 103 kg/m3) spherical shell of mass m-0.9700 kg floats in water with its entire volume below the surface. (Assume the temperature of the water is 4C. Enter your answers to at least four significant figures.) (a) What is the radius of the sphere? (b) What is the thickness of the shell wall?
A hollow titanium (ρTi = 4.540 ✕ 103 kg/m3) spherical shell of mass m = 0.9040...
A hollow titanium (ρTi = 4.540 ✕ 103 kg/m3) spherical shell of mass m = 0.9040 kg floats in water with its entire volume below the surface. (Assume the temperature of the water is 4°C. Enter your answers to at least four significant figures.) (a) What is the radius of the sphere? mm (b) What is the thickness of the shell wall?
A standard 1 kilogram weight is a cylinder 43.5 mm in height and 41.0 mm in diameter. What is the density of the material? kg/m3 Need Help? Watch It 2. -10 points SerPSE10 1.1.0P.002 My Notes Ask Your Teacher An artist creates a solid sculpture made from 8.70 kg of iron. She wishes to create an identical sculpture, using the same mold used to make the original, out of solid silver. What is the mass (in kg) of the silver...
An artist creates a solid sculpture made from 7.60 kg of iron. She wishes to create an identical sculpture, using the same mold used to make the original, out of solid lead. What is the mass (in kg) of the lead sculpture? (The density of iron is 7.86 x 103 kg/m3, and that of lead is 11.30 x 103 kg/m3.) 11.36 How is density related to mass and volume? Which quantity is the same for the two sculptures? kg
A block of steel (density of 8.05 x 103 kg/m3) with a mass of 1.50 kg is suspended (in equilibrium) by an ideal spring scale. The block is completely immersed in water (density of 1.00 x 103 kg/m3). What is the reading in the spring scale?
(e) A solid cube of mass 100 g and density 2.70 x 103 kg m-3 is subjected to a shear force of 5.00 kN. The shear deformation is 5.00 μm. Find the shear moduļus.
A hollow copper (ρCu = 8.960 ✕ 103 kg/m3) spherical shell of
mass m = 0.9860 kg floats in water with its entire volume below the
surface. (Assume the temperature of the water is 4°C. Enter your
answers to at least four significant figures.)
4 5 points KatzPSEf1 15 P025.MI. My Notes Ask Your Teacher A hollow copper (Cu-8.960 x 103 kg/m3) spherical shell of mass m = 0.9860 kg floats in water with its entire volume below the surface....
A hollow nickel (pNi = 8.902 × 103 kg/m3) spherical shell of mass m-0.9700 kg floats in water with its entire volume below the surface. (Assume the temperature of the water is 4C. Enter your answers to at least four significant figures.) (a) What is the radius of the sphere? (b) What is the thickness of the shell wall?
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