If a continuously differentiable vector function is the gradient of a scalar function, then its curl is

If a continuously differentiable vector function is the gradient of a

1.	If a continuously differentiable vector function is the gradient of a scalar function, then its curl is
A.	infinite
B.	indeterminate
C.	unity
D.	zero
Answer» E.

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If a continuously differentiable vector function is the gradient of a scalar function, then its curl is

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