Q22
The value of \[ _S r d S r^3 ,\] where \[ r \] is the position vector and S is a closed surface enclosing the origin, is
The value of where is the position vector and S is a closed surface enclosing the origin, is
A.
zero
AnswerB.
π
C.
4π
D.
8π
Answer: Option A
Solution
Answer: Option A
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