Q325
Consider a closed surface S surrounding a volume V. If \[ r \] is the position vector of a point inside S, with \[ n\] the unit normal on s, the value of the integral \[ \!\!\!\!\! -21mu _S 5 r . ndS \] is
Consider a closed surface S surrounding a volume V. If is the position vector of a point inside S, with the unit normal on s, the value of the integral is
A.
3 V
B.
5 V
C.
10 V
D.
15 V
AnswerAnswer: Option D
Solution
Answer: Option D
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