本题目来源于试卷: Physics Unit8: Rotational Motion，类别为 Generic Physics
[单选题]
A pulsar (a rotating neutron star) emits pulses at a frfvus7uo f95k )equency of 0.4p5mgqltz a l)k9 4c.f,0 kHz. The perg,9 pm)t5 zlf4qlka. ciod of its rotation is
A. 2.5 ms.
B. 2.5 s.
C. 0.025 s.
D. 25 ms.
参考答案: A
本题详细解析:
暂无
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Post time 2024-1-22 02:51:16