Physics, 16.09.2021 14:00 xojade

Vật dao động điều hòa theo phương trình: x = 4cos(8Ttt - T/6)cm. Thời gian ngắn nhất vật đi từ -2cm theo chiều dương đến vị trí có li độ 2 cm theo chiều dương là:

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Vật dao động điều hòa theo phương trình: x = 4cos(8Ttt - T/6)cm. Thời gian ngắn nhất vật đi từ -2cm...

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