malhefeiti696 malhefeiti696

23-03-2022
Physics

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electric field
what is the magnitude of the electric field from 30 cm from a point charge of q = 30 NC?

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Аноним Аноним

23-03-2022

Explanation:

Electric field = k q/r²

= 9×10⁹×30/(30×10^-2)²

= 3×10¹² N/C

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