The divergence of the vector –yi + xj is _____

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The divergence of the vector –yi + xj is _____

1. 0
2. 1
3. 2
4. 3

Correct Option: A

F = -yî + xĵ

∇ . F =	δ	(-y) +	δ	(x)
	δx		δy

= 0 + 0 = 0