Physics, 06.05.2020 13:57 michaelgg9299

Un cuerpo de 20Kg ,inicialmente en reposo, está en la parte baja de un plano inclinado 30º, de longitud 7m , siendo μ = 0,3. ¿Con qué fuerza debo tirar de él para que llegue a la parte alta del plano en 0,8s?

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Un cuerpo de 20Kg ,inicialmente en reposo, está en la parte baja de un plano inclinado 30º, de longi...