[" 5.Six identical particles each of mass "m' are "],[" arranged at the corners of a regular hexagon "],[" of side length 'L'.If the masses of any two "],[" adjacent particles are doubled.The shift in the "],[" centre of mass is "],[[" 1) "(L)/(8)," 2) "(sqrt(3)L)/(8)," 3) "(3L)/(16)," 4) "(3L)/(4)]]