Physics

Physics, 17.06.2021 18:50, a897coleman

Dao động tổng hợp của một vật là tổng hợp của hai dao động cùng phương có phương trình lần lượt là x1= 3cos ( 10t+pi/2) và x2 = A2 cos( 10t - pi/6) tại t=0 gia tốc của vật lần lược có độ lớn là 150√3 cm/s2 biên độ dao động là

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Dao động tổng hợp của một vật là tổng hợp của hai dao động cùng phương có phương trình lần lượt là x...

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