Question

what is the electric field 30cm from a charge of 4×10^-9C​

Answer 1

Explanation:

In vector calculus notation, the electric field is given by the negative of the gradient of the electric potential, E = −grad V. This expression specifies how the electric field is calculated at a given point. Since the field is a vector, it has both a direction and magnitude.

Answer 2

Answer:

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