题库网 (tiku.one)

 找回密码
 立即注册

手机扫一扫,访问本页面

开启左侧

Physics Unit16: Electric Charge and Electric Field (id: 57c03210b)

[复制链接]
admin 发表于 2024-2-6 09:50:02 | 显示全部楼层 |阅读模式
本题目来源于试卷: Physics Unit16: Electric Charge and Electric Field,类别为 通用国际物理

[单选题]
Two 0.20-g metal spheres are hung from a co)pza)3 smu0rp fc4 cf9l*hh1 1r(u rfcmmon pointn56w(dqvd v0a0 q8 1jklqdyp( by nonconducting threads w06klvd q5 08npjy q(avddwq 1(hich are 30 cm long. Both are given identical charges, and the electrostatic repulsion forces them apart until the angle between the threads is $20^{\circ}$. How much charge was placed on each sphere?

A. $10 \; nC$
B. $15 \; nC$
C. $20 \; nC$
D. $25 \; nC$


参考答案:  C


本题详细解析: 暂无

微信扫一扫,分享更方便

帖子地址: 

回复

使用道具 举报

您需要登录后才可以回帖 登录 | 立即注册

本版积分规则

浏览记录|使用帮助|手机版|切到手机版|题库网 (https://tiku.one)

GMT+8, 2024-12-26 03:35 , Processed in 0.046578 second(s), 29 queries , Redis On.

搜索
快速回复 返回顶部 返回列表