Page 83 - Engineering Mathematics Workbook_Final

Vector Calculus

195. Let,
2
B = (  x , , y ) z  R 3 & x + y + z  4 
2
2
. Let, r = xi + y j + zk be vector
valued function defined on B. If
r = x + y + z then the value of
2
2
2
2
    r r dv is ______.
2
S
(a) 16 (b) 32

(c) 64 (d) 128

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