Physics, 15.02.2021 05:40 aliviadushane
des suspensions lumineuses sont suspendues dans le salon par les deux fils CB et CA accrochés en C. La masse des suspensions lumineuses (S) est m=600g .Calcule les tensions TCA, TCB. On donne l'angle CAB=45° , l'angle CBA=30° .ps schéma triangulaire svp aider moi c'est urgent
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Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of
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Physics, 22.06.2019 19:30, diyagawande
Complete these sentences. if a roller coaster train has a potential energy of 1,500 j and a kinetic energy of 500 j as it starts to travel downhill, its total energy isj. once the roller coaster train gets closer to the bottom of the hill, its kinetic energy increases to 1,100 j, and its potential energy decreases to j. when the train reaches the bottom of the track and is traveling along the ground, its kinetic energy isj.
Answers: 1
des suspensions lumineuses sont suspendues dans le salon par les deux fils CB et CA accrochés en C....
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