A composite sphere contains 20% by volume of material ? with a density of ?? =...
A composite sphere contains 20% by volume of material ? with a density of ?? = 6 ?/??3 and 80% by volume of material ? with a density of ?? = 2 ?/??3 is placed in a liquid of density ?ℓ = 2.2 ?/??3 . Determine the fraction of volume submerged in the liquid.
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A composite sphere contains 20% by volume of material ? with a
density of ?? =...
Q52. A unit volume of composite material, x, is comprised of 80% matrix material by volume, A, wi...
Q52. A unit volume of composite material, x, is comprised of 80% matrix material by volume, A, with E" 1GPa, ρ+900㎏m-3 and 20% of aligned fibre reinforcement material by volume, B, with E 70GPa and p 2000kgm-3. Using the rule of mixtures, Equation (9), calculate the density of the composite material X, in kgm, correct to 4 significant figures. Equation (9) a. 1012 b. 1780 c. 1120 d. 340 e. 1210 f. None of the above (21
Q52. A unit...
A plastic sphere floats in water with 45.0% of its volume submerged. This same sphere floats...
A plastic sphere floats in water with 45.0% of its volume submerged. This same sphere floats in glycerin with 35.9% of its volume submerged. (a) Determine the density of the glycerin. kg/m3 (b) Determine the density of the sphere. kg/m3
A Graphite fiber-Polyester matrix composite has 20 % volume。 lume of the polyester matrix. The followi...
A Graphite fiber-Polyester matrix composite has 20 % volume。 lume of the polyester matrix. The followi of fiber, and 80 % ing are the mechanical properties. Composite Graphite Fibers Polyester Matrix 100 % Volume Percent 80% 20 % 1.0 Volume Fraction E-34x 10 E 3 x 10 Elastic Moduļus (lb/ in a) In the Table above, fill in the volume fraction of the Graphite fibers and the Polyester matrix. Use the rule of mixtures, to calculate the Elastic Modulus of...
A plastic sphere floats in water with 35.0% of its volume submerged. This same sphere floats...
A plastic sphere floats in water with 35.0% of its volume submerged. This same sphere floats in glycerin with 28.0% of its volume submerged. (a) Determine the density of the glycerin 10204.08 X Your response differs from the correct answer by more than 100%. kg/m3 (b) Determine the density of the sphere. kg/m3
5)A plastic sphere floats in water with 70.0% of its volume submerged. This same sphere floats in glycerin with 55.6% o...
5)A plastic sphere floats in water with 70.0% of its volume submerged. This same sphere floats in glycerin with 55.6% of its volume submerged. (a) Determine the density of the glycerin. kg/m3 (b) Determine the density of the sphere. kg/m3
3. (20 points) A sphere is made of a linear magnetic material of magnetic permeability p. It is p...
3. (20 points) A sphere is made of a linear magnetic material of magnetic permeability p. It is placed in a uniform applied magnetic field Boż. Calculate the B-field inside the sphere, and the surface bound current density on the surface of the sphere.
3. (20 points) A sphere is made of a linear magnetic material of magnetic permeability p. It is placed in a uniform applied magnetic field Boż. Calculate the B-field inside the sphere, and the surface bound...
A wooden block is placed in a tub of liquid with density rho_1 and we observe...
A wooden block is placed in a tub of liquid with density rho_1 and we observe that exactly half the volume of the block is submerged in the liquid. We slowly pour a second liquid (immiscible with the first liquid) with density rho_2 on top of the first liquid until the interface between the top liquid and the air coincides with the top surface of the block. Show that x, the fraction of the block's volume submerged in the lower...
A composite material of graphite-filled nylon is designed with a mixture of 65% of graphite by...
A composite material of graphite-filled nylon is designed with a mixture of 65% of graphite by volume. Given the densities of the consituent materials below: Material Density (8 cm) Young's modulus, E (pa) Graphite 1.75 224 Nylon 1.36 2.5 a) Calculate the density (Protal of the resultant composite material to two decimal places. Profal = 1.59 8 cm3 b) What is the weight fraction of nylon to 2 decimal places? 0.40 % c) What is the Young's modulus (E) of...
A plastic sphere floats in water with 45.0% of its volume submerged. This same sphere floats...
A plastic sphere floats in water with 45.0% of its volume submerged. This same sphere floats in glycerin with 35.8% of its volume submerged (a) Determine the density of the glycerin. 450 Your response differs from the correct answer by more than 10%. Double check your calculations. kg/m3 (b) Determine the density of the sphere. 1168.83 Your response differs from the correct answer by more than 100%. kg/m3
A solid sphere, made of an insulating material, has a volume charge density of ρ =...
A solid sphere, made of an insulating material, has a volume charge density of ρ = a/r What is the electric field within the sphere as a function of the radius r? Note: The volume element dV for a spherical shell of radius r and thickness dr is equal to 4πr2dr. (Use the following as necessary: a, r, and ε0.), where r is the radius from the center of the sphere, a is constant, and a > 0. magnitude E= (b)...
Q52. A unit volume of composite material, x, is comprised of 80% matrix material by volume, A, with E" 1GPa, ρ+900㎏m-3 and 20% of aligned fibre reinforcement material by volume, B, with E 70GPa and p 2000kgm-3. Using the rule of mixtures, Equation (9), calculate the density of the composite material X, in kgm, correct to 4 significant figures. Equation (9) a. 1012 b. 1780 c. 1120 d. 340 e. 1210 f. None of the above (21
Q52. A unit...
A Graphite fiber-Polyester matrix composite has 20 % volume。 lume of the polyester matrix. The followi of fiber, and 80 % ing are the mechanical properties. Composite Graphite Fibers Polyester Matrix 100 % Volume Percent 80% 20 % 1.0 Volume Fraction E-34x 10 E 3 x 10 Elastic Moduļus (lb/ in a) In the Table above, fill in the volume fraction of the Graphite fibers and the Polyester matrix. Use the rule of mixtures, to calculate the Elastic Modulus of...
A plastic sphere floats in water with 35.0% of its volume submerged. This same sphere floats in glycerin with 28.0% of its volume submerged. (a) Determine the density of the glycerin 10204.08 X Your response differs from the correct answer by more than 100%. kg/m3 (b) Determine the density of the sphere. kg/m3
3. (20 points) A sphere is made of a linear magnetic material of magnetic permeability p. It is placed in a uniform applied magnetic field Boż. Calculate the B-field inside the sphere, and the surface bound current density on the surface of the sphere.
3. (20 points) A sphere is made of a linear magnetic material of magnetic permeability p. It is placed in a uniform applied magnetic field Boż. Calculate the B-field inside the sphere, and the surface bound...
A wooden block is placed in a tub of liquid with density rho_1 and we observe that exactly half the volume of the block is submerged in the liquid. We slowly pour a second liquid (immiscible with the first liquid) with density rho_2 on top of the first liquid until the interface between the top liquid and the air coincides with the top surface of the block. Show that x, the fraction of the block's volume submerged in the lower...
A composite material of graphite-filled nylon is designed with a mixture of 65% of graphite by volume. Given the densities of the consituent materials below: Material Density (8 cm) Young's modulus, E (pa) Graphite 1.75 224 Nylon 1.36 2.5 a) Calculate the density (Protal of the resultant composite material to two decimal places. Profal = 1.59 8 cm3 b) What is the weight fraction of nylon to 2 decimal places? 0.40 % c) What is the Young's modulus (E) of...
A plastic sphere floats in water with 45.0% of its volume submerged. This same sphere floats in glycerin with 35.8% of its volume submerged (a) Determine the density of the glycerin. 450 Your response differs from the correct answer by more than 10%. Double check your calculations. kg/m3 (b) Determine the density of the sphere. 1168.83 Your response differs from the correct answer by more than 100%. kg/m3
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