Physics, 23.02.2022 02:00, 2021andrewkell

Two girders are made of the same material. Girder A is twice as long as girder B and has a cross-sectional area that is twice as great. The ratio of the mass density of girder A to the mass density of girder B is

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Two girders are made of the same material. Girder A is twice as long as girder B and has a cross-sec...