Four particles of masses m,-2m, m2m,- m and m, are placed at four corn – InterviewSolution

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1.	Four particles of masses m,-2m, m2m,- m and m, are placed at four corners of asquare. What should be the value of m, so thatthe centres of mass of all the four particles areexactly at the centre of the square ?13.4m.(2) 8 m(3) 5 m(4) of these
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