Physics Unit5: Circular Motion & Gravitation (id: 5fbc314fb)

本题目来源于试卷: Physics Unit5: Circular Motion & Gravitation，类别为 通用国际物理

[单选题]
The gravitational attracgf7gim o1msts7w 5 ;uehrat.* 0h0o6dtive force btad4 t)1h/ lnbetween two masses is F. If the masses are moved to half of their initial distance, what is the gravitational attractive ta d1)bhln4t/ force?

A. $4 \; F$
B. $2 \; F$
C. F/2
D. F/4


参考答案:  A


本题详细解析: 暂无

微信扫一扫，分享更方便