Physics, 23.09.2021 20:10 fatherbamboo
1 vật dao động điều hoà có v=40cm/s và gia tốc a=-3m/s^2 tại li độ x=3cm. tính biên độ dao động
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1 vật dao động điều hoà có v=40cm/s và gia tốc a=-3m/s^2 tại li độ x=3cm. tính biên độ dao động...
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