第六章第4節(jié)帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題

1、課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)分清三分清三種情況種情況一、粒子做單向直線(xiàn)運(yùn)動(dòng)一、粒子做單向直線(xiàn)運(yùn)動(dòng)(牛頓運(yùn)動(dòng)定律求解牛頓運(yùn)動(dòng)定律求解)二、粒子做往返運(yùn)動(dòng)二、粒子做往返運(yùn)動(dòng)(分段研究分段研究)三、粒子做偏轉(zhuǎn)運(yùn)動(dòng)三、粒子做偏轉(zhuǎn)運(yùn)動(dòng)(分解分解)思考兩思考兩個(gè)關(guān)系個(gè)關(guān)系力和運(yùn)動(dòng)的關(guān)系力和運(yùn)動(dòng)的關(guān)系功能關(guān)系功能關(guān)系注意全注意全面分析面分析分析受力特點(diǎn)和運(yùn)動(dòng)規(guī)律，抓住粒子運(yùn)動(dòng)的分析受力特點(diǎn)和運(yùn)動(dòng)規(guī)律，抓住粒子運(yùn)動(dòng)的周期性或?qū)ΨQ(chēng)性的特征，確定與物理過(guò)程相周期性或?qū)ΨQ(chēng)性的特征

2、，確定與物理過(guò)程相關(guān)的臨界條件關(guān)的臨界條件課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)解析解析課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié)

3、 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)解析解析課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后

4、演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)解析解析課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié)

5、帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)關(guān)鍵點(diǎn)關(guān)鍵點(diǎn)獲取信息獲取信息將小球水平向右拋出將小球水平向右拋出小球做平拋運(yùn)動(dòng)小球做平拋運(yùn)動(dòng)小球恰好通過(guò)小球恰好通過(guò)A點(diǎn)點(diǎn)平拋運(yùn)動(dòng)過(guò)平拋運(yùn)動(dòng)過(guò)A點(diǎn)時(shí)的水平、豎直位移點(diǎn)時(shí)的水平、豎直位移可確定可確定到到A(B)點(diǎn)時(shí)動(dòng)能是初點(diǎn)時(shí)動(dòng)能是初動(dòng)能的動(dòng)能的3(6)倍倍有重力做功和電場(chǎng)力做功，其中電有重力做功和電場(chǎng)力做功，其中電場(chǎng)力做的功等于電勢(shì)能的變化

6、量場(chǎng)力做的功等于電勢(shì)能的變化量課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)解析解析課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4

7、 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)解析解析課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)圖圖646課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演

8、練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)解析解析課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)解析解析課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4

9、節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)解析解析課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題課后演練課后演練對(duì)點(diǎn)設(shè)計(jì)對(duì)點(diǎn)設(shè)計(jì)解析解析課堂釋疑課堂釋疑一站突破一站突破欄目索引欄目索引結(jié)結(jié) 束束第第4 4節(jié)節(jié) 帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合問(wèn)題帶電粒子在電場(chǎng)中運(yùn)動(dòng)的綜合