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Four charges are at four corners of a square of side d. A positive fifth charge is at the center of the square as shown in th

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Answer #1

Electrostatic force between two point chargesQ1 and Q2 separated by a distance r

F=kQ1Q2/r^{2} Newtons

Where k=9×10^9 Nm2/C2

→ Let us 2 2R © 20 are M d 4 TE 3 -Q Ans) the say d . charges placed at veeltices 0, 2, ③ and 4 20 ar be the distance (3 of fforce on Q due to -Q at 4 Fy kQQ 9² (Attractive) Since opposite, they F and F. are equal Cancels out. equal and Fu are in sam

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