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Problem 4 Let S denote the surface in R3 defined by z-(y2 + x2)-2, 1-г oo, and E be the region bounded by S and z -1. Show that you can fill E with paint but you cannot paint its surface. [10 marks]...
Problem 4 Let S denote the surface in R3 defined by z (y +2)1, 1 z<oo, and E be the region bounded by S and z 1. Sho...
Problem 4 Let S denote the surface in R3 defined by z (y +2)1, 1 z<oo, and E be the region bounded by S and z 1. Show that you can fill E with paint but you cannot paint its surface
Problem 4 Let S denote the surface in R3 defined by z (y +2)1, 1 z
Please only answer if you know how. Please show full workings. Regards (3) Consider the vector field Fa where a is a constant vector and let V be the region in R3 bounded by the surfaces2 +y2-4, 1,z-...
Please only answer if you know how. Please show full workings.
Regards
(3) Consider the vector field Fa where a is a constant vector and let V be the region in R3 bounded by the surfaces2 +y2-4, 1,z-0. Find the outward flux of F onsider the vector ће across the closed surface S ofV.
(3) Consider the vector field Fa where a is a constant vector and let V be the region in R3 bounded by the surfaces2 +y2-4, 1,z-0....
13. Let E be the region bounded by the half sphere Sı: x2 + y2 +...
13. Let E be the region bounded by the half sphere Sı: x2 + y2 + z2 = 4 (y>0) on one side, and the XZ-plane on the other (identified as S2) a) Show how you can parameterize S, and S2 so that both surfaces are oriented outwards. Draw the tangent vectors on S. b) Let the vector field F=<-y, x, z> represent a fluid flow field through the region E. Use Stoke’s Theorem to evaluate la curl F.ds. You...
9. Let Q be the solid bounded by the cylinder x2 + y2 = 1 and the planes z = 0 and z = 1 . Use the Divergence Theorem to calculate | | F . N dS where s is the surface of Q and F(x, y, z) = xi + yj +...
9. Let Q be the solid bounded by the cylinder x2 + y2 = 1 and the planes z = 0 and z = 1 . Use the Divergence Theorem to calculate | | F . N dS where s is the surface of Q and F(x, y, z) = xi + yj + zk. (a) 67T (d) 0 (b) 1 (e) None of these (c) 3π
9. Let Q be the solid bounded by the cylinder x2 + y2...
12 4 + y2 9 1. Find 10. Let E be the region bounded by the...
12 4 + y2 9 1. Find 10. Let E be the region bounded by the ellipse S] =’dV. You may wish to consider a change of variables. E
Let MM be the capped cylindrical surface which is the union of two surfaces, a cylinder given by x2+y2=81, 0≤z≤1x2+y2=81, 0≤z≤1, and a hemispherical cap defined by x2+y2+(z−1)2=81, z≥1x2+y2+(z−1)2=81,...
Let MM be the capped cylindrical surface which is the union of
two surfaces, a cylinder given by x2+y2=81, 0≤z≤1x2+y2=81, 0≤z≤1,
and a hemispherical cap defined by x2+y2+(z−1)2=81,
z≥1x2+y2+(z−1)2=81, z≥1. For the vector field F=(zx+z2y+4y,
z3yx+4x, z4x2)F=(zx+z2y+4y, z3yx+4x, z4x2), compute
∬M(∇×F)⋅dS∬M(∇×F)⋅dS in any way you like
(1 point) Let M be the capped cylindrical surface which is the union of two surfaces, a cylinder given by X2 + y2-81, 0 < ž < 1, and a hemispherical cap defined by...
21 Problem 20. Let S be the surface bounded by the graph of f(x,y)-2+y2 . the plane z 5; Os1; and .0sys1. In addition, let F be the vector field defined by F(x, y,z):i+ k. (1) By converting the r...
21 Problem 20. Let S be the surface bounded by the graph of f(x,y)-2+y2 . the plane z 5; Os1; and .0sys1. In addition, let F be the vector field defined by F(x, y,z):i+ k. (1) By converting the resulting triple integral into cylindrical coordinates, find the exact value of the flux integral F.n do, assuming that S is oriented in the positive z-direction. (Recall that since the surface is oriented upwardly, you should use the vector -fx, -fy, 1)...
QUESTION 5 Let the surface S be the portion of the cylinder x2 + y2 4 under z 3 and above the xy-plane Write the par...
QUESTION 5 Let the surface S be the portion of the cylinder x2 + y2 4 under z 3 and above the xy-plane Write the parametric representation r(z,0) for the cylinder x2 +y2 4 in term of z (a) and 0 (2 marks) Based on (a), find the magnitude of llr, x rell for the given cylinder (b) (6 marks) 1 1+ (e) Evaluate z dS for the given S (8 marks) Hence, use the divergence theorem to evaluate f,...
2. Consider the conical surface S={(x,y,z)∈R3 : x2 + y2 = z2, 0 ≤ z ≤...
2. Consider the conical surface
S={(x,y,z)∈R3 : x2 + y2 =
z2, 0 ≤ z ≤ 1},
and the vector field
(a) Carefully sketch S, and identify its boundary ∂S.
(b) By parametrising S appropriately, directly compute the flux
integral
S (∇ × f) · dS.
(c) By computing whatever other integral is necessary (and
please be careful about explaining any orien- tation/direction
choices you make), verify Stokes’ theorem for this case.
10. Stokes' Theorem and Surface Integrals of Vector Fields a. Stokes' Theorem: F dr- b. Let S be the surface of the paraboloid z 4-x2-y2 and C is the trace of S in the xy-plane. Draw a sk...
10. Stokes' Theorem and Surface Integrals of Vector Fields a. Stokes' Theorem: F dr- b. Let S be the surface of the paraboloid z 4-x2-y2 and C is the trace of S in the xy-plane. Draw a sketch of curve C in the xy-plane. Let F(x,y,z) = <2z, x, y?». Compute the curl (F) c. d. Find a parametrization of the surface S: G(u,v)- Compute N(u,v) e. Use Stokes' Theorem to computec F dr
10. Stokes' Theorem and Surface Integrals...
Problem 4 Let S denote the surface in R3 defined by z (y +2)1, 1 z<oo, and E be the region bounded by S and z 1. Show that you can fill E with paint but you cannot paint its surface
Problem 4 Let S denote the surface in R3 defined by z (y +2)1, 1 z
Please only answer if you know how. Please show full workings.
Regards
(3) Consider the vector field Fa where a is a constant vector and let V be the region in R3 bounded by the surfaces2 +y2-4, 1,z-0. Find the outward flux of F onsider the vector ће across the closed surface S ofV.
(3) Consider the vector field Fa where a is a constant vector and let V be the region in R3 bounded by the surfaces2 +y2-4, 1,z-0....
13. Let E be the region bounded by the half sphere Sı: x2 + y2 + z2 = 4 (y>0) on one side, and the XZ-plane on the other (identified as S2) a) Show how you can parameterize S, and S2 so that both surfaces are oriented outwards. Draw the tangent vectors on S. b) Let the vector field F=<-y, x, z> represent a fluid flow field through the region E. Use Stoke’s Theorem to evaluate la curl F.ds. You...
9. Let Q be the solid bounded by the cylinder x2 + y2 = 1 and the planes z = 0 and z = 1 . Use the Divergence Theorem to calculate | | F . N dS where s is the surface of Q and F(x, y, z) = xi + yj + zk. (a) 67T (d) 0 (b) 1 (e) None of these (c) 3π
9. Let Q be the solid bounded by the cylinder x2 + y2...
12 4 + y2 9 1. Find 10. Let E be the region bounded by the ellipse S] =’dV. You may wish to consider a change of variables. E
Let MM be the capped cylindrical surface which is the union of
two surfaces, a cylinder given by x2+y2=81, 0≤z≤1x2+y2=81, 0≤z≤1,
and a hemispherical cap defined by x2+y2+(z−1)2=81,
z≥1x2+y2+(z−1)2=81, z≥1. For the vector field F=(zx+z2y+4y,
z3yx+4x, z4x2)F=(zx+z2y+4y, z3yx+4x, z4x2), compute
∬M(∇×F)⋅dS∬M(∇×F)⋅dS in any way you like
(1 point) Let M be the capped cylindrical surface which is the union of two surfaces, a cylinder given by X2 + y2-81, 0 < ž < 1, and a hemispherical cap defined by...
21 Problem 20. Let S be the surface bounded by the graph of f(x,y)-2+y2 . the plane z 5; Os1; and .0sys1. In addition, let F be the vector field defined by F(x, y,z):i+ k. (1) By converting the resulting triple integral into cylindrical coordinates, find the exact value of the flux integral F.n do, assuming that S is oriented in the positive z-direction. (Recall that since the surface is oriented upwardly, you should use the vector -fx, -fy, 1)...
QUESTION 5 Let the surface S be the portion of the cylinder x2 + y2 4 under z 3 and above the xy-plane Write the parametric representation r(z,0) for the cylinder x2 +y2 4 in term of z (a) and 0 (2 marks) Based on (a), find the magnitude of llr, x rell for the given cylinder (b) (6 marks) 1 1+ (e) Evaluate z dS for the given S (8 marks) Hence, use the divergence theorem to evaluate f,...
2. Consider the conical surface
S={(x,y,z)∈R3 : x2 + y2 =
z2, 0 ≤ z ≤ 1},
and the vector field
(a) Carefully sketch S, and identify its boundary ∂S.
(b) By parametrising S appropriately, directly compute the flux
integral
S (∇ × f) · dS.
(c) By computing whatever other integral is necessary (and
please be careful about explaining any orien- tation/direction
choices you make), verify Stokes’ theorem for this case.
10. Stokes' Theorem and Surface Integrals of Vector Fields a. Stokes' Theorem: F dr- b. Let S be the surface of the paraboloid z 4-x2-y2 and C is the trace of S in the xy-plane. Draw a sketch of curve C in the xy-plane. Let F(x,y,z) = <2z, x, y?». Compute the curl (F) c. d. Find a parametrization of the surface S: G(u,v)- Compute N(u,v) e. Use Stokes' Theorem to computec F dr
10. Stokes' Theorem and Surface Integrals...
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