Section 13_2

# Section 13_2 - F over C 1 and C 2 positive, negative, or...

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WebAssign.net Tuesday, November 29, 2005 08:05 PM EST Logged in as jtgraha2@ncsu. Logout Home | My Assignments | Grades | Communication | Calendar Guide | Help | My Options Home > My Assignments > Section 13.2 (Homework) GRAHAM JONATHAN TIMOTHY MA 242, section 013, Fall 2005 Instructor: Frank Ingram North Carolina State University About this Assignment Due: Friday, November 11, 2005 11:59 PM EST Current Score: 8.5 out of 10.5 Question Score Description Line Integrals pts subs 1 2/2 1/20 2/2 Viewing: Last Response View: All Responses Notes 1. [SCalcCC2 13.2.02.] Evaluate the line integral, where C is the given curve. 1.63 [1.63] pts subs 1 2/2 1/20 2/2 Viewing: Last Response 2. [SCalcCC2 13.2.08.] Evaluate the line integral, where C is the given curve. C is the line segment from (0,6,-1) to (4,1,5) 164.8 [164]

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View: All Responses Notes pts subs 1 0.25/0.25 2/20 2 0.25/0.25 1/20 0.5/0.5 Viewing: Last Response View: All Responses Notes 3. [SCalcCC2 13.2.14.] The figure shows a vector field F and two curves C 1 and C 2 . Are the line integrals of
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Unformatted text preview: F over C 1 and C 2 positive, negative, or zero? F over C 1 (_) (_) negative (_) (_) zero (o) (o) positive F over C 2 (_) (_) positive (o) (o) negative (_) (_) zero pts subs 1 0/2 5/20 0/2 Viewing: Last Response View: All Responses Notes 4. [SCalcCC2 13.2.16.] Evaluate the line integral C F d r , where C is given by the vector function r ( t ). F ( x , y, , z ) = yz i + xz j + xy k , r ( t ) = t i + t 2 j + t 3 k , 0 t 5 4000 [15600] pts subs 5. [SCalcCC2 13.2.26.] Find the mass and center of mass of a thin wire in the shape of 1 2/2 1/20 2 2/2 1/20 4/4 Viewing: Last Response View: All Responses Notes a quarter-circle x 2 + y 2 = r 2 , x 0, y 0, if the density function is ( x , y ) = x + y . = ((r*pi)/8)+(r/4) [(r*pi + 2*r)/8] = ((r*pi)/8)+(r/4) [(r*pi + 2*r)/8] Home My Assignments WebAssign tm 4.0 1997-2005 by North Carolina State University. All rights reserved....
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## This note was uploaded on 06/08/2011 for the course MA 241 taught by Professor Mccollum during the Spring '08 term at N.C. State.

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Section 13_2 - F over C 1 and C 2 positive, negative, or...

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