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A velocity field in Cartesian coordinate system is expressed as
π = π₯π€Μ+ π¦π₯Μ+ π(π§)π, where π(0) = 0
If div π = 0, π(π§) is
π = π₯π€Μ+ π¦π₯Μ+ π(π§)π, where π(0) = 0
If div π = 0, π(π§) is
Correct : b
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