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find the magnitude of charge q placed at x=0 . well i know the answer but i am a bit confused about the usage of sign convection in it .. if we shld take the -ve x-axis -ve or the other side ..

find the magnitude of charge q placed at x=0 .
well i know the answer but i am a bit confused about the usage of sign convection in it .. if we shld take the -ve x-axis -ve or the other side ..

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Grade:12th pass

1 Answers

Saurabh Kumar
askIITians Faculty 2400 Points
9 years ago
Force experienced by the charge placed ar x=0 should be balanced from both the sides.
If it is of negative polarity, then it would be attracted towards -3q as repelled by -q and reverse is true.

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