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近地卫星和同步卫星

> 探测器绕月球做匀速圆周运动，变轨后在周期较大的轨道上仍做匀速圆周运动，则变轨后与变轨前相比( ) A．轨道半径变大 B．向心加速度变大 C．线速度变小 D．角速度变小

问题：

发布时间：2020-03-13

探测器绕月球做匀速圆周运动，变轨后在周期较大的轨道上仍做匀速圆周运动，则变轨后与变轨前相比( )

A．轨道半径变大 B．向心加速度变大

C．线速度变小 D．角速度变小

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