Physics-
General
Easy
Question
Six charges of equal magnitude, 3 positive and 3 negative are to be placed on PQRSTU corners of a regular hexagon, such that field at the centre is double that of what it would have been if only one +ve charge is placed at R.
- +,+,+,-,-,-
- -,+,+,+,-,-
- -,+,+,-,+,-
- +,-,+,-,+,-
The correct answer is: -,+,+,-,+,-
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