Three-point masses of 1g,2g,3g have their CM at (2,2,2). A fourth mass of 4g is placed at positions vector →r such that CM of a new system is now at (0,0,0). then
→r=(−1,−1,−1)
→r=(−2,−2,−2)
→r=(−3,−3,−3)
→r =(-4, -4,-4)$
A
→r=(−2,−2,−2)
B
→r =(-4, -4,-4)$
C
→r=(−1,−1,−1)
D
→r=(−3,−3,−3)
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