JEE PHYSICS MCQ: SYSTEM OF PARTICLES

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The coordinates of the centre of mass of a system of three particles of masses

1 \mathrm{~mg}, 2 \mathrm{~mg}

and

3 \mathrm{~mg}

are

(2,2,2)

. The coordinates of the fourth particle of mass

4 \mathrm{~mg}

to be positioned so that the centre of mass of the four particles system is at the origin of the three-dimensional rectangular coordinate system are

View answer and explanation

Correct option: D

(-3,-3,-3)

Option D ((-3,-3,-3)) is correct because it ensures the center of mass of the four-particle system is at the origin.

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