Question
Sun April 06, 2014 By: Navya Sood

A SQUARE PQRS  OF SIDE a HAS 4 CHARGESS ARRANGED AT THE CORNERS .FIND THE WORK DONE IN PLACING THE CHARGES  AT  P,Q,R AND S IN THE STEPS RESPECTIVELY AS WELL AS TOTAL WORK DONE .WILL SOME WORK BE DONE TO BRING A CHARGE Q TO THE CENTRE OF THE SQUARE. EXPERTS PLZZZZ ANSWER THIS QUESTION AS FAST AS POSSIBLE...AS I AM NOT ABLE TO UNDERSTAND IT

REFERENCE FROM  :DINESH BOOK ,EDITION:2010-2011, PG 173, QUES NO 8 .

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Mon April 14, 2014
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