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in Physics by (79.0k points)

Two bodies of mass 1 kg and 3 kg have positron vectors i - 2j + k and -3i - 2 j + k. respectively. The centre of mass of this system has a position vector

(a)  vector(-2i - j + k)

(b)  vector(2i - j - 2k)

(c)  vector(-i + j + k)

(d)  vector(-2i + 2k)

1 Answer

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Best answer

Correct option (a)  vector(-2i - j + k)

Explanation:

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