Answer to Question #174069 in Physics for Andu

Question #174069

10. Find the center of gravity of a rod 50cm long, half of which is made of iron and half of which is made of aluminum.

Expert's answer

"x_G=\\frac{0.25\\rho _F+0.075\\rho_A}{\\rho _F+\\rho_A }L\\\\\nx_G=\\frac{0.25(7874)+0.75(2712)}{(7874)+(2712)}50=18.9\\ cm"

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