Physics Unit16: Electric Charge and Electric Field (id: 3e6ce2279)

本题目来源于试卷: Physics Unit16: Electric Charge and Electric Field，类别为 国际高中通用物理

[单选题]
A Styrofoam ball of mass 0.120 g is placed in axbf*m.llpcv i x6.e,9n electric field oxs8 e6kcl(gj98x )ho * ju:bpmf 6000 N/C pointing downward. What charge must be placed on the ball for it to be suspended?lo6xhj)sp (uk xm98cbe j*: g8

A. -16.0 nC
B. -57.2 nC
C. -125 nC
D. -196 nC


参考答案:  D


本题详细解析: 暂无

微信扫一扫，分享更方便