Physics Unit8: Rotational Motion (id: 0b0fc3be2)

本题目来源于试卷: Physics Unit8: Rotational Motion，类别为 国际高中通用物理

[单选题]
A pulsar (a rotating neutron star) emits pulses at a fe*7, m ;n, uzvlesbdf/requeni2dji7j7wof)z nm u 8 ee06n)pcy of 0.40 kHz. The perijzon )m7i u0pn76de2eif8j)w od 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

微信扫一扫，分享更方便