8.Based on Newton's law of universal gravitation and Newton's second law of motion, Kepler’s third law
= constant, where r is the radius of the circular path and T is the orbital period, can be derived. The constant,
, should be
(A)
(B)
(C)
(D)
(E)
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統計: A(0), B(0), C(4), D(1), E(0) #3427008
統計: A(0), B(0), C(4), D(1), E(0) #3427008