Mass In Exercises 25-28, find the total mass of the wire with density
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- Finding the Volume of a Solid In Exercises 17-20, find the volume of the solid generated by revolving the region bounded by the graphs of the equations about the line y = 4.y =1/2x3, y = 4, x = 0arrow_forwardUsing Stokes' theorem, solve the line integral of G(x, y, z) - (1, x + yz, xy-√z) around the boundary of surface S, which is given by the piece of the plane 3x + 2y + z = 1 where x, y, and z all ≥ 0.arrow_forwardUsing the Divergence Theorem, find the outward flux of F across the boundary of the region D.F = (y-x) i + (z-y) j + (z-x) k ; D: the region cut from the solid cylinder x 2 + y 2 ≤ 49 by the planes z = 0 and z=2 a) 0 b) 98π c) -98π d) -98arrow_forward
- Set-up the double integral to find the mass of the surface S : the part of the plane z = 3 − x − 2y in the first octant, if the mass density at any point on the surface is given by δ(x, y, z) = xz with units of mass per unit area. You do not need to evaluate the double integral.arrow_forwardCenter of mass of a curved wire A wire of densityd(x, y, z) = 15√y + 2 lies along the curve r(t) = (t2 - 1)j +2t k, -1 … t … 1. Find its center of mass. Then sketch the curveand center of mass together.arrow_forwardGauss’s law says that the electric flux through any closed surface is equal to the total chargecontained in the closed surface divided by the permittivity of free space, E0Find the charge contained inside a cube with vertices at (±1, ±1, ±1) when E =< x, y,z >arrow_forward
- Set up the triple integrals required to find the center of mass of the solid tetrahedron whose density is the constant k and has vertices at (0,0,0), (2,0,0), (0,1,0), and (0,0,4). Do Not evaluate the integral, only set it up.arrow_forwardCheck Stokes' Theorem, evaluating the two integrals of the statement, to F(x, y, z) = (y, −x, 0), the paraboloid S : z = x2 + y2, with 0 ≤ z ≤ 1, and n pointing out of S. Answer is 1/2arrow_forwardUsing Green's Theorem, find the outward flux of F across the closed curve C.F = xy i + x j; C is the triangle with vertices at (0, 0), (4, 0), and (0, 2)arrow_forward
- The area bounded by y = 3, x = 2, y = -3 and x = 0 is revolved about the y-axis. a.The x-coordinate of its centroid is… b. The y-coordinate of the centroid of the solid is… c. The moment of inertia of the solid is…arrow_forwardVariable-density solids Find the coordinates of the center of mass of the following solid with the given density. The cube in the first octant bounded by the planes x = 2, y = 2,and z = 2, with ρ(x, y, z) = 1 + x + y + zarrow_forwardUse Stokes' Theorem to evaluate F · dr where C is oriented counterclockwise as viewed from above. F(x, y, z) = (x + y2)i + (y + z2)j + (z + x2)k, C is the triangle with vertices (3, 0, 0), (0, 3, 0), and (0, 0, 3).arrow_forward
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