What is the expansion for the divergence of a vector

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1. What is meant by the net longitudinal differential of the components of a vector field?

2. Give an example in which the net longitudinal differential of the components of a vec- tor is zero, although the individual derivatives are nonzero.

3. What is the expansion for the divergence of a vector?

4. State Gauss' law for the magnetic field in differential form. How is it derived from its integral form?

Reference no: EM131013595

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