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If F(x,y,z)𝐹(𝑥,𝑦,𝑧) is a vector field such that curl(F)≠0(𝐹)≠0 then:a.there will be a scalar field f𝑓 such that F=∇(f)𝐹=∇(𝑓).b.F𝐹 is a conservative vector field.c.F𝐹 is irrotational.d.none of the choices are true.

Question

If F(x,y,z)𝐹(𝑥,𝑦,𝑧) is a vector field such that curl(F)≠0(𝐹)≠0 then:a.there will be a scalar field f𝑓 such that F=∇(f)𝐹=∇(𝑓).b.F𝐹 is a conservative vector field.c.F𝐹 is irrotational.d.none of the choices are true.

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Solution

The correct answer is d. None of the choices are true.

Here's why:

a. If there exists a scalar field f such that F = ∇f, then F would be a conservative field. However, the curl of a conservative field is always zero, which contradicts the given condition that curl(F) ≠ 0.

b. A vector field F is conservative if and only if its curl is zero. Since curl(F) ≠ 0, F cannot be a conservative field.

c. A vector field is irrotational if its curl is zero. Since curl(F) ≠ 0, F is not irrotational.

Therefore, none of the given choices are true.

This problem has been solved

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