A charge Q acts on a test charge to create an electric field, E. The strength of the field is measured at 8 N/C at 40 cm away. What would the field strength be 80 cm away with a charge of 1/2 Q? Explain.
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lqsoninfo 6 months agoСветило науки - 4 ответа - 0 помощи
the answer is a or d but a