Question: Ch n c u ng nh t . Trong c c chuy n ng n o sau y , gia t c kh ng thay

Chn cu ng nht. Trong cc chuyn ng no sau y, gia tc khng thay i?
Cu hi 41Tr li
A.
Chuyn ng thng bin i u.
B.
Chuyn ng thng bin i u, chuyn ng trn u.
C.
Chuyn ng thng bin i u, chuyn ng thng u, chuyn ng trn u.
D.
Chuyn ng thng bin i u, chuyn ng nm xin parabol.

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