kakkakak1320
24.02.2021 •
Physics
1) Un móvil tiene una aceleración de 1,2 m/seg2 si parte con una rapidez de 15 km/h; y recorre una distancia de 12.500 metros. calcular que rapidez tenía al recorrer totalmente esa distancia
2) desde una altura de 1200 mts se deja caer libremente un cuerpo. calcular;
a) rapidez a los 4 segundos de lanzarse libremente
b) tiempo cuando se encuentre a 120m del suelo
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