6. Continued from question 5, what is the solution of the equation of motion? (A) x = A cos(ωt), where ω = (B) x = A exp cos(ωt), where ω = (C) x = A exp cos(ωt), where ω = (D) x = A exp cos(ωt), where ω = (E) x = A exp cos(ωt), where ω =

複選題19. Which ones of the following statements are the postulates of special relativity? (A) E = mc², where E is energy, m is mass, and c is speed of light in vacuum. (B) All physical laws have the same form in all inertial reference frames. (C) The space-time transformation obeys the Lorentz transformation. (D) The speed of light in vacuum is the same in all inertial reference frames. (E) No object can moves with a speed higher than the speed of light in vacuum.

6. Continued from question 5, what is the solution of the equation of motion?
(A) x = A cos(ωt), where ω =
(B) x = A exp cos(ωt), where ω =
(C) x = A exp cos(ωt), where ω =
(D) x = A exp cos(ωt), where ω =
(E) x = A exp cos(ωt), where ω =

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