Review: Center of Mass Video Lessons

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Problem: The center of gravity of an irregular object of mass 5.10 g is shown in the figure.You need to move the center of gravity 2.30 cm to the left by gluing on a tiny 1.60-g mass, which will then be considered as part of the object.Where should you attach this additional mass?

FREE Expert Solution

X-coordinate of the center of mass:

xcm=m1x1+m2x2+...+mnxnm1+m2+...+mn

Let x be the distance between the object mass and the tiny mass.

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Problem Details

The center of gravity of an irregular object of mass 5.10 g is shown in the figure.

You need to move the center of gravity 2.30 cm to the left by gluing on a tiny 1.60-g mass, which will then be considered as part of the object.

Where should you attach this additional mass?

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