TS EAMCET 11-Sep-2020 Shift 1 Solved Paper

Section: Physics

Question : 105 of 160

Marks: +1, -0

A cube of side L has point charges +q located at its seven vertices and -q at remaining one vertex. The electric field at its center is found to be |

→

|=α(

4π∊0L2

).The magnitude =f constant α is

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