Physics, 12.11.2020 18:50 amcda213040

UN CABLE ESTÁ TENDIDO SOBRE DOS POSTES COLOCADOS A UNA SEPARACION DE 8 m. A LA MITAD DEL CABLE SE CUELGA UN LETRERO QUE PROVOCA UNA PANDEADURA, POR LO QUE DESCIENDE VERTICALMENTE 1 m. LA TENSIÓN EN CADA SEGMENTO ES DE 1,500 N. ¿CUÁL ES EL PESO DEL LETRERO?

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UN CABLE ESTÁ TENDIDO SOBRE DOS POSTES COLOCADOS A UNA SEPARACION DE 8 m. A LA MITAD DEL CABLE SE CU...