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Evaluate the Line Integral CFdr\int _ { C } \mathbf { F } \cdot d \mathbf { r }

Question 113

Multiple Choice

Evaluate the line integral CFdr\int _ { C } \mathbf { F } \cdot d \mathbf { r } , where F (x,y) =2xyi+x2j+k( x , y ) = 2 x y \mathbf { i } + x ^ { 2 } \mathbf { j } + \mathbf { k } , and the curve CC is given by the vector function r(t) =t2i+t3j+tk,0t1r ( t ) = t ^ { 2 } \mathbf { i } + t ^ { 3 } \mathbf { j } + t \mathbf { k } , \quad 0 \leq t \leq 1 .


A) 14\frac { 1 } { 4 }
B) 12\frac { 1 } { 2 }
C) 34\frac { 3 } { 4 }
D) 11
E) 54\frac { 5 } { 4 }
F) 32\frac { 3 } { 2 }
G) 74\frac { 7 } { 4 }
H) 22

Correct Answer:

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