3. From the datasheet, a 1N4728A zener diode has a ZZ of 10 Q. The datasheet gives VZ = 3.3 V at a test current, IZ, of 76 mA. What is the voltage across the zener terminals when the current is 90 mA? When the current is 45 mA?

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Coulomb’s Law

Coulomb's law states that the attraction or repulsion force between two charged things is proportional to the product of their charges and inversely proportional to the square of their distance. It has an effect along the line that connects the two-point charges.