Exam 13: Vector Calculus

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Determine whether or not vector field is conservative. If it is conservative, find a function f such that Determine whether or not vector field is conservative. If it is conservative, find a function f such that    Determine whether or not vector field is conservative. If it is conservative, find a function f such that

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Use Stokes' Theorem to evaluate Use Stokes' Theorem to evaluate   where     is the curve of intersection of the plane   and the cylinder     is oriented counterclockwise as viewed from above. where Use Stokes' Theorem to evaluate   where     is the curve of intersection of the plane   and the cylinder     is oriented counterclockwise as viewed from above. Use Stokes' Theorem to evaluate   where     is the curve of intersection of the plane   and the cylinder     is oriented counterclockwise as viewed from above. is the curve of intersection of the plane Use Stokes' Theorem to evaluate   where     is the curve of intersection of the plane   and the cylinder     is oriented counterclockwise as viewed from above. and the cylinder Use Stokes' Theorem to evaluate   where     is the curve of intersection of the plane   and the cylinder     is oriented counterclockwise as viewed from above. Use Stokes' Theorem to evaluate   where     is the curve of intersection of the plane   and the cylinder     is oriented counterclockwise as viewed from above. is oriented counterclockwise as viewed from above.

(Multiple Choice)
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Use Green's Theorem to evaluate the line integral along the positively oriented closed curve C. Use Green's Theorem to evaluate the line integral along the positively oriented closed curve C.   , where C is the triangle with vertices   ,   , and   . , where C is the triangle with vertices Use Green's Theorem to evaluate the line integral along the positively oriented closed curve C.   , where C is the triangle with vertices   ,   , and   . , Use Green's Theorem to evaluate the line integral along the positively oriented closed curve C.   , where C is the triangle with vertices   ,   , and   . , and Use Green's Theorem to evaluate the line integral along the positively oriented closed curve C.   , where C is the triangle with vertices   ,   , and   . .

(Multiple Choice)
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Find (a) the divergence and (b) the curl of the vector field F. Find (a) the divergence and (b) the curl of the vector field F.

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Evaluate the line integral over the given curve C. Evaluate the line integral over the given curve C.   ;   ,  ; Evaluate the line integral over the given curve C.   ;   ,  , Evaluate the line integral over the given curve C.   ;   ,

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Find the curl of the vector field F. Find the curl of the vector field F.

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Find the area of the surface S where S is the part of the surface Find the area of the surface S where S is the part of the surface   that lies inside the cylinder  that lies inside the cylinder Find the area of the surface S where S is the part of the surface   that lies inside the cylinder

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A plane lamina with constant density A plane lamina with constant density   occupies a region in the xy-plane bounded by a simple closed path C. Its moments of inertia about the axes are   Find the moments of inertia about the axes, if C is a rectangle with vertices (0, 0), (4, 0), (4, 5) and   . occupies a region in the xy-plane bounded by a simple closed path C. Its moments of inertia about the axes are A plane lamina with constant density   occupies a region in the xy-plane bounded by a simple closed path C. Its moments of inertia about the axes are   Find the moments of inertia about the axes, if C is a rectangle with vertices (0, 0), (4, 0), (4, 5) and   . Find the moments of inertia about the axes, if C is a rectangle with vertices (0, 0), (4, 0), (4, 5) and A plane lamina with constant density   occupies a region in the xy-plane bounded by a simple closed path C. Its moments of inertia about the axes are   Find the moments of inertia about the axes, if C is a rectangle with vertices (0, 0), (4, 0), (4, 5) and   . .

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Set up, but do not evaluate, a double integral for the area of the surface with parametric equations Set up, but do not evaluate, a double integral for the area of the surface with parametric equations

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Evaluate the surface integral Evaluate the surface integral   for the given vector field F and the oriented surface S. In other words, find the flux of F across S.    for the given vector field F and the oriented surface S. In other words, find the flux of F across S. Evaluate the surface integral   for the given vector field F and the oriented surface S. In other words, find the flux of F across S.    Evaluate the surface integral   for the given vector field F and the oriented surface S. In other words, find the flux of F across S.

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Suppose that F is an inverse square force field, that is, Suppose that F is an inverse square force field, that is,   where   Find the work done by F in moving an object from a point   along a path to a point   in terms of the distances   and   from these points to the origin. where Suppose that F is an inverse square force field, that is,   where   Find the work done by F in moving an object from a point   along a path to a point   in terms of the distances   and   from these points to the origin. Find the work done by F in moving an object from a point Suppose that F is an inverse square force field, that is,   where   Find the work done by F in moving an object from a point   along a path to a point   in terms of the distances   and   from these points to the origin. along a path to a point Suppose that F is an inverse square force field, that is,   where   Find the work done by F in moving an object from a point   along a path to a point   in terms of the distances   and   from these points to the origin. in terms of the distances Suppose that F is an inverse square force field, that is,   where   Find the work done by F in moving an object from a point   along a path to a point   in terms of the distances   and   from these points to the origin. and Suppose that F is an inverse square force field, that is,   where   Find the work done by F in moving an object from a point   along a path to a point   in terms of the distances   and   from these points to the origin. from these points to the origin.

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Find the area of the surface S where S is the part of the plane Find the area of the surface S where S is the part of the plane   that lies above the triangular region with vertices     , and  that lies above the triangular region with vertices Find the area of the surface S where S is the part of the plane   that lies above the triangular region with vertices     , and  Find the area of the surface S where S is the part of the plane   that lies above the triangular region with vertices     , and  , and Find the area of the surface S where S is the part of the plane   that lies above the triangular region with vertices     , and

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Let D be a region bounded by a simple closed path C in the xy. Then the coordinates of the centroid Let D be a region bounded by a simple closed path C in the xy. Then the coordinates of the centroid   where A is the area of D.Find the centroid of the triangle with vertices (0, 0), (   , 0) and (0,   ). where A is the area of D.Find the centroid of the triangle with vertices (0, 0), ( Let D be a region bounded by a simple closed path C in the xy. Then the coordinates of the centroid   where A is the area of D.Find the centroid of the triangle with vertices (0, 0), (   , 0) and (0,   ). , 0) and (0, Let D be a region bounded by a simple closed path C in the xy. Then the coordinates of the centroid   where A is the area of D.Find the centroid of the triangle with vertices (0, 0), (   , 0) and (0,   ). ).

(Multiple Choice)
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Find a function f such that Find a function f such that   , and use it to evaluate   along the given curve C.    , and use it to evaluate Find a function f such that   , and use it to evaluate   along the given curve C.    along the given curve C. Find a function f such that   , and use it to evaluate   along the given curve C.    Find a function f such that   , and use it to evaluate   along the given curve C.

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Assuming that S satisfies the conditions of the Divergence Theorem and the scalar functions and components of the vector fields have continuous second order partial derivatives, find Assuming that S satisfies the conditions of the Divergence Theorem and the scalar functions and components of the vector fields have continuous second order partial derivatives, find   , where a is the constant vector. , where a is the constant vector.

(Multiple Choice)
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Determine whether F is conservative. If so, find a function f such that Determine whether F is conservative. If so, find a function f such that   .  . Determine whether F is conservative. If so, find a function f such that   .

(Multiple Choice)
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Find the curl of the vector field. Find the curl of the vector field.

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A thin wire is bent into the shape of a semicircle A thin wire is bent into the shape of a semicircle   If the linear density is   , find the exact mass of the wire. If the linear density is A thin wire is bent into the shape of a semicircle   If the linear density is   , find the exact mass of the wire. , find the exact mass of the wire.

(Multiple Choice)
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Let Let    Let

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Use Green's Theorem to find the work done by the force Use Green's Theorem to find the work done by the force   in moving a particle from the origin along the x-axis to (1, 0) then along the line segment to (0, 1) and then back to the origin along the y-axis. in moving a particle from the origin along the x-axis to (1, 0) then along the line segment to (0, 1) and then back to the origin along the y-axis.

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