Mass M is divided into two parts x M and (1-x)M . For a given separation, the value of x for which the gravitational attraction between the two pieces becomes maximum is

Q: Mass M is divided into two parts x M and (1-x)M . For a given separation, the value of x for which the gravitational attraction between the two pieces becomes maximum is

(a) 1/2

(b) 3/5

(c) 1

(d) 2

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Ans: (a)