Physics, 22.07.2021 20:20 xxchloekai
Một con lắc lò xo thẳng đứng tại nơi có gia tốc g=10m/s lò xo có k=50N/m khi vật dao động thì lực kéo cưcj đại của lò xò lên giá treo lần lượt là 4N và 2N. Vận tốc cực đại của dao động là?
Answers: 2
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Một con lắc lò xo thẳng đứng tại nơi có gia tốc g=10m/s lò xo có k=50N/m khi vật dao động thì lực ké...
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