Three particles of masses 50 g, 100 g and 150 g are placed at the vertices of an equilateral triangle of side 1 m (as shown in the figure). The (x, y) coordinates of the centre of mass will be :

Question

$\left( {{{\sqrt 3 } \over 4}m,{5 \over {12}}m} \right)$

$\left( {{7 \over {12}}m,{{\sqrt 3 } \over 8}m} \right)$

$\left( {{7 \over {12}}m,{{\sqrt 3 } \over 4}m} \right)$

$\left( {{{\sqrt 3 } \over 8}m,{7 \over {12}}m} \right)$

Solution

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