Physics, 14.12.2021 06:00 jtaylor4061
một vật dao động điều hòa có biên độ 5cm. thời gian để vật thực hiện dược 1 dao động toàn phần là 2s. tần số dao động là
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một vật dao động điều hòa có biên độ 5cm. thời gian để vật thực hiện dược 1 dao động toàn phần là 2s...
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