锟斤拷锟斤拷锟絚(di锟斤拷n)電猴拷指锟斤拷锟角憋拷锟斤拷锟侥撅拷锟饺憋拷锟洁互之锟絞锟侥撅拷锟絰小锟矫讹拷膸锟斤拷锟絯锟斤拷“锟絚(di锟斤拷n)電猴拷”锟斤拷锟角庯拷锟斤拷w锟斤拷锟斤拷一锟斤拷(g锟斤拷)锟絔(m锟斤拷i)锟叫达拷小锟斤拷锟轿狅拷膸缀锟斤拷c(di锟斤拷n)锟斤拷锟斤拷電猴拷锟斤拷全锟斤拷锟斤拷锟斤拷锟斤拷锟紷锟阶猴拷锟絚(di锟斤拷n)锟斤拷锟斤拷锟铰岋拷(sh锟斤拷)锟较ｏ拷锟轿何庯拷锟斤拷w锟斤拷锟斤拷锟斤拷锟叫★拷锟斤拷螤锟�锟斤拷锟斤拷锟斤拷锟斤拷锟絚(di锟斤拷n)電猴拷锟角诧拷锟斤拷锟节的ｏ拷锟斤拷锟斤拷锟斤拷锟絎(xu锟斤拷)锟叫碉拷“锟絴(zh锟斤拷)锟絚(di锟斤拷n)”锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷(g锟斤拷)锟斤拷锟诫化模锟斤拷锟斤拷

锟斤拷锟斤拷1锟絚(di锟斤拷n)電荷碉拷電堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟饺癸拷式

锟斤拷锟斤拷E=F/q锟斤拷锟紷锟斤拷(g锟斤拷)锟斤拷電堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟饺的讹拷锟絰式锟斤拷锟絤锟斤拷锟斤拷一锟斤拷電堬拷(ch锟斤拷ng)锟斤拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟斤拷計(j锟斤拷)锟斤拷锟斤拷E锟斤拷示電堬拷(ch锟斤拷ng)锟斤拷某锟絚(di锟斤拷n)锟侥堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟斤拷F(xi锟斤拷n)锟斤拷示锟斤拷锟斤拷锟紷锟斤拷(g锟斤拷)锟絚(di锟斤拷n)锟斤拷(試探)電猴拷锟斤拷锟杰碉拷電堬拷(ch锟斤拷ng)锟斤拷锟斤拷q指锟斤拷锟斤拷锟紷锟斤拷(g锟斤拷)(試探)電荷碉拷電猴拷锟斤拷锟斤拷锟紷锟斤拷(g锟斤拷)锟斤拷式锟斤拷E锟絚F锟斤拷q锟給(w锟斤拷)锟絇(gu锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷E锟絚F锟斤拷锟斤拷锟斤拷q锟斤拷锟斤拷锟絇(gu锟斤拷n)系锟斤拷

锟斤拷锟斤拷E=kQ/r^2,锟紷锟斤拷(g锟斤拷)锟斤拷式锟斤拷锟絚(di锟斤拷n)電荷堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟侥決锟斤拷式锟斤拷只锟絤锟斤拷锟斤拷锟絚(di锟斤拷n)電荷堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟斤拷計(j锟斤拷)锟斤拷锟斤拷k锟斤拷锟給锟斤拷锟斤拷锟斤拷锟斤拷锟絈锟斤拷锟�(ch锟斤拷ng)源電猴拷電猴拷锟斤拷锟斤拷r锟斤拷锟絰锟斤拷(ch锟斤拷ng)源電荷的撅拷锟絰锟斤拷锟絚(di锟斤拷n)電猴拷锟斤拷某锟絚(di锟斤拷n)锟絘(ch锟斤拷n)锟斤拷锟侥堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟絚锟斤拷(ch锟斤拷ng)源電荷筹拷锟斤拷锟斤拷锟斤拷锟絚锟絰锟斤拷(ch锟斤拷ng)源電荷的撅拷锟絰锟斤拷平锟斤拷锟缴凤拷锟斤拷锟斤拷

锟斤拷锟斤拷E=U/d锟斤拷锟紷锟斤拷(g锟斤拷)锟斤拷式只锟絤锟斤拷锟节勶拷(qi锟斤拷ng)電堬拷(ch锟斤拷ng)锟斤拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟斤拷計(j锟斤拷)锟姐。U锟斤拷锟�(qi锟斤拷ng)電堬拷(ch锟斤拷ng)锟叫冿拷锟絚(di锟斤拷n)锟絞锟斤拷電勶拷(sh锟斤拷)锟斤拷锟斤拷d锟斤拷锟紷锟斤拷锟絚(di锟斤拷n)锟絞锟截堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟斤拷锟斤拷木锟斤拷x锟斤拷锟剿癸拷式也锟斤拷锟斤拷锟斤拷锟节非勶拷(qi锟斤拷ng)電堬拷(ch锟斤拷ng)锟斤拷某些锟斤拷锟侥讹拷锟斤拷锟叫旓拷锟斤拷

锟斤拷锟斤拷锟斤拷知锟斤拷一電猴拷锟斤拷锟斤拷锟斤拷小锟斤拷電堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟饺可憋拷示锟介：E=F/q;锟絚(di锟斤拷n)電猴拷锟轿成碉拷電堬拷(ch锟斤拷ng)锟斤拷E=kq/r^2锟斤拷k锟斤拷一锟斤拷锟斤拷(sh锟斤拷)锟斤拷q锟斤拷锟诫姾傻锟斤拷锟斤拷锟斤拷r锟介到锟斤拷電荷的撅拷锟絰锟斤拷锟缴匡拷锟斤拷锟斤拷锟絊r锟斤拷锟斤拷锟斤拷锟斤拷锟絚(di锟斤拷n)電猴拷锟轿成的堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟斤拷u锟絧小(锟絚(di锟斤拷n)電猴拷锟轿成的堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟絚r^2锟缴凤拷锟斤拷)锟斤拷

锟斤拷锟斤拷2锟絚(di锟斤拷n)電荷碉拷電勶拷(sh锟斤拷)锟斤拷什么

锟斤拷锟斤拷锟絚(di锟斤拷n)電猴拷電勶拷(sh锟斤拷)锟斤拷式锟斤拷φ=kQ/r锟斤拷

锟斤拷锟斤拷锟給電堬拷(ch锟斤拷ng)锟侥橈拷(bi锟斤拷o)锟斤拷(sh锟斤拷)锟絈锟斤拷電勶拷(sh锟斤拷)锟斤拷锟斤拷Q锟斤拷锟給電勶拷(sh锟斤拷)锟斤拷锟斤拷電堬拷(ch锟斤拷ng)锟叫ｏ拷某锟絚(di锟斤拷n)電荷碉拷電勶拷(sh锟斤拷)锟杰革拷锟斤拷锟斤拷锟斤拷锟斤拷電猴拷锟斤拷之锟斤拷锟斤拷锟斤拷锟斤拷锟紷锟絚(di锟斤拷n)锟斤拷電勶拷(sh锟斤拷)锟斤拷通锟斤拷锟斤拷φ锟斤拷(l锟斤拷i)锟斤拷示锟斤拷

锟斤拷锟斤拷電勶拷(sh锟斤拷)锟角忥拷锟斤拷锟斤拷锟角讹拷锟斤拷锟斤拷锟斤拷電堬拷(ch锟斤拷ng)锟斤拷锟斤拷锟斤拷锟斤拷(電堬拷(ch锟斤拷ng)锟斤拷(qi锟斤拷ng)锟饺則锟角忥拷锟斤拷锟侥角讹拷锟斤拷锟斤拷電堬拷(ch锟斤拷ng))锟斤拷電勶拷(sh锟斤拷)锟斤拷锟斤拷锟斤拷锟絔锟斤拷锟铰凤拷挟a(ch锟斤拷n)锟斤拷锟斤拷锟�(锟斤拷(d锟斤拷ng)電勶拷(sh锟斤拷)锟斤拷锟洁當(d锟斤拷ng)锟斤拷r(sh锟斤拷)锟斤拷锟秸氾拷冉^锟斤拷锟絯也锟斤拷(hu锟斤拷)變?y锟斤拷u)锟�?d锟斤拷o)锟絯)锟斤拷锟斤拷锟斤拷電勶拷(sh锟斤拷)也锟斤拷锟絈锟斤拷锟轿�锟斤拷

锟斤拷锟斤拷電猴拷锟斤拷锟斤拷锟斤拷锟絴(zh锟斤拷)锟斤拷原锟接伙拷锟斤拷拥锟斤拷锟斤拷锟斤拷锟诫姷锟斤拷锟�锟斤拷锟斤拷位锟角庯拷(k锟斤拷)锟斤拷(記號(h锟斤拷o)锟斤拷C)锟斤拷(ji锟斤拷n)锟絈锟斤拷(k锟斤拷)锟斤拷 锟斤拷锟斤拷“锟斤拷锟斤拷锟斤拷锟�”锟絈锟斤拷電荷ｏ拷锟斤拷電荷憋拷锟斤拷锟斤拷锟斤拷“锟斤拷锟斤拷”锟斤拷只锟斤拷锟揭傦拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷苑锟斤拷锟斤拷锟斤拷锟�锟斤拷锟斤拷藥锟斤拷锟斤拷锟斤拷锟斤拷锟揭傦拷锟絈之锟斤拷锟斤拷锟斤拷^锟斤拷電猴拷锟斤拷锟斤拷锟斤拷锟斤拷亩锟窖決锟斤拷锟斤拷锟斤拷锟斤拷(ch锟斤拷ng)(锟斤拷(k锟斤拷)锟斤拷锟斤拷)锟侥达拷小锟斤拷

锟斤拷锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟絔锟斤拷

锟斤拷锟斤拷锟竭匡拷锟斤拷锟斤拷知锟絉(sh锟斤拷)锟絚(di锟斤拷n)锟絉锟斤拷

锟斤拷锟斤拷锟斤拷锟劫圓锟斤拷锟絓(y锟斤拷n)锟斤拷(d锟斤拷ng)锟斤拷什么锟斤拷锟斤拷锟絓(y锟斤拷n)锟斤拷(d锟斤拷ng)

锟斤拷锟铰高匡拷锟結訊锟斤拷锟竭匡拷锟斤拷锟斤拷锟斤拷锟斤拷前锟斤拷(zh锟斤拷n)锟斤拷锟斤拷志愿锟斤拷锟�(b锟斤拷o)锟斤拷锟饺★拷锟�?j锟斤拷n)?sh锟斤拷)锟斤拷锟斤拷

锟竭匡拷锟絩(sh锟斤拷)锟絞锟斤拷锟斤拷全锟斤拷锟斤拷要锟斤拷(ji锟斤拷)锟絚(di锟斤拷n)

锟組锟斤拷"锟竭匡拷锟絎(w锟斤拷ng)"微锟脚癸拷锟斤拷號(h锟斤拷o)