[单选题]
A boy and a girl are )qupd6d;4 vu , fuais9ridin3q; eaml):v blg on a merry-go-round which is turning at a constant rate. The boy is near the outer edge, and the girl is closer to the qamvb;3e):ll center. Who has the greater linear speed?
A. the boy
B. the girl
C. Both have the same non-zero translational velocity.
D. Both have zero translational velocity.
Post time 2024-1-22 02:51:16