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Does the location of the center of gravity be changed by this increase in density?

Consider a L shaped wire. The thickness is negligible an it has a uniform density of 1 kg/m.

Assume that density per unit length of the wire was increased to 2kg/m. How will the location of the center of gravity be changed by this increase in density?

I thought the answer is that the center of gravity will increase (by a factor of 2), but it seems the answer is that the center of gravity won't change because the mass distribution remains the same? I don't really get this part since mass=density*length. and if density increases mass also increases

Please help?

1 Answer

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  • 38lsb
    Lv 6
    7 years ago

    I believe gravity is an outside force that pushes down on all matter.

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