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近地卫星和同步卫星

> 有两颗绕地球运行的人造地球卫星，它们的质量之比是m 1：m 2=1：2，它们运行线速度的大小之比是v 1：v 2=1：2，那么下列说法错误的是（　　） A．它们运行的周期之比是T1：T2=8：1 B．它们的轨道半径之比是r1：r2=4：1 C．它们的向心力大小之比是F1：F2=1：32 D．它们的向心加速度大小之比是a1：a2=16：1

问题：

发布时间：2024-09-12

有两颗绕地球运行的人造地球卫星，它们的质量之比是m ₁：m ₂=1：2，它们运行线速度的大小之比是v ₁：v ₂=1：2，那么下列说法错误的是（　　）

A．它们运行的周期之比是T₁：T₂=8：1

B．它们的轨道半径之比是r₁：r₂=4：1

C．它们的向心力大小之比是F₁：F₂=1：32

D．它们的向心加速度大小之比是a₁：a₂=16：1

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