阿摩線上測驗
1. Which equation may describe a damped harmonic oscillator? x is for the displacement of the body and m. b, k are all positive real.
(A)
(B)
(C)
(D)
(E) 
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統計： A(1), B(9), C(0), D(1), E(12) #3084460
統計： A(1), B(9), C(0), D(1), E(12) #3084460
