锟斤拷vt锟紻锟斤拷锟斤拷斜锟斤拷锟斤拷么锟斤拷

锟斤拷源锟斤拷锟竭匡拷锟絎(w锟斤拷ng)锟斤拷锟斤拷 2023-01-30 20:24:25

[锟斤拷(bi锟斤拷o)锟斤拷锟斤拷锟斤拷锟斤拷知锟絉锟絚 2023锟竭匡拷]

锟斤拷锟斤拷V-t锟紻锟斤拷斜锟斤拷锟角硷拷锟劫讹拷锟斤拷锟斤拷锟斤拷锟斤拷V-T锟紻锟斤拷锟斤拷某一锟絚锟斤拷锟叫撅拷锟斤拷瞬锟絩锟斤拷锟劫讹拷;锟斤拷锟斤拷锟斤拷V-T锟紻锟斤拷锟斤拷某一锟轿碉拷斜锟斤拷锟斤拷平锟斤拷锟斤拷锟劫度★拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫撅拷锟斤拷斜锟绞憋拷示锟斤拷锟斤拷锟斤拷微小變锟斤拷锟斤拷锟侥憋拷值锟斤拷锟斤拷映锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷1锟斤拷vt锟紻锟斤拷锟斤拷斜锟斤拷锟斤拷么锟斤拷

锟斤拷锟斤拷锟紻锟斤拷锟斤拷芯锟斤拷锟斤拷系姆锟斤拷锟斤拷ct锟絊锟斤拷锟斤拷锟斤拷锟斤拷膬A斜锟角烇拷锟絁锟角時,斜锟绞烇拷锟斤拷;

锟斤拷锟斤拷锟紻锟斤拷锟斤拷芯锟斤拷锟斤拷系姆锟斤拷锟斤拷ct锟絊锟斤拷锟斤拷锟斤拷锟斤拷膬A斜锟角烇拷锟絞锟角時,斜锟绞烇拷負(f锟斤拷);

锟斤拷锟斤拷锟紻锟斤拷锟斤拷芯锟斤拷锟斤拷系姆锟斤拷锟斤拷ct锟絊锟斤拷锟斤拷锟斤拷锟斤拷膬A斜锟角烇拷锟斤拷鹊慕菚r,斜锟绞烇拷0;

锟斤拷锟斤拷锟紻锟斤拷锟斤拷芯锟斤拷锟斤拷系姆锟斤拷锟斤拷ct锟絊锟斤拷锟斤拷锟斤拷锟斤拷膬A斜锟角烇拷直锟角時,斜锟绞诧拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷2锟斤拷斜锟绞憋拷锟絖(d锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡條锟斤拷

锟斤拷锟斤拷锟斤拷(y锟斤拷ng)锟斤拷斜锟绞斤拷Q锟斤拷锟巾問锟絵锟絩锟斤拷锟节戯拷(y锟斤拷ng)锟斤拷k=tan锟窖時锟斤拷锟斤拷锟斤拷視锟斤拷锟狡條锟斤拷锟斤拷锟斤拷锟斤拷锟絔锟斤拷锟斤拷锟斤拷锟絰锟斤拷锟斤拷锟阶筹拷锟紽(xi锟斤拷n)锟斤拷(sh锟斤拷)锟絎(xu锟斤拷)锟絚锟斤拷锟斤拷知锟絉锟斤拷矛锟斤拷锟斤拷锟杰讹拷同锟絎(xu锟斤拷)锟絪锟斤拷锟斤拷锟斤拷锟斤拷锟紷一锟絚锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷斜锟斤拷锟斤拷锟斤拷(sh锟斤拷)锟絎(xu锟斤拷)锟斤拷锟斤拷锟紷锟接讹拷锟絰锟侥ｏ拷

锟斤拷锟斤拷“直锟斤拷锟紸锟角烇拷褧r锟斤拷斜锟斤拷k=tan锟斤拷锟斤拷0≤锟斤拷≤∏”锟斤拷锟斤拷锟斤拷锟节橫锟絭锟斤拷锟斤拷(bi锟斤拷o)锟絊锟斤拷(bi锟斤拷o)锟斤拷锟斤拷同锟絩锟斤拷锟杰筹拷锟斤拷锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷1锟斤拷锟叫戯拷(y锟斤拷ng)電動勶拷E=Δ锟斤拷/Δt=tan锟斤拷=斜锟斤拷锟斤拷锟斤拷锟斤拷(j锟斤拷)原锟斤拷锟叫給锟斤拷锟斤拷锟斤拷知锟絣锟斤拷锟斤拷锟揭傦拷锟斤拷锟斤拷通锟絕锟缴條途锟斤拷計锟斤拷電動勢的旓拷(sh锟斤拷)值锟斤拷

锟斤拷锟斤拷锟解法一锟斤拷锟缴圖锟斤拷見锟斤拷锟斤拷锟斤拷钥v锟組锟斤拷锟斤拷(bi锟斤拷o)锟斤拷锟斤拷锟侥憋拷值計锟斤拷電動勢ｏ拷

锟斤拷锟斤拷E= tan锟斤拷=Δ锟斤拷/Δt=(20-5)/(4-1)=5(V)

锟斤拷锟斤拷锟解法锟斤拷锟斤拷锟斤拷锟斤拷E=tan45°=1V

锟斤拷锟斤拷锟斤拷锟斤拷計锟斤拷锟斤拷锟节角讹拷锟斤拷同(同锟角э拷)锟斤拷锟斤拷r锟铰卻锟矫碉拷锟剿诧拷同锟斤拷锟斤拷锟斤拷值锟斤拷锟洁即锟缴種锟斤拷锟斤拷锟矫碉拷電動勢的旓拷(sh锟斤拷)值锟角诧拷同锟斤拷锟斤拷

锟斤拷锟斤拷锟缴此匡拷見锟斤拷直锟斤拷锟紸锟角а的达拷小锟絚锟斤拷锟斤拷锟节碉拷锟斤拷锟斤拷(bi锟斤拷o)系锟侥橫锟絭锟斤拷锟斤拷(bi锟斤拷o)锟斤拷位锟絃锟斤拷(锟斤拷(bi锟斤拷o)锟斤拷)锟斤拷取值锟斤拷锟絇(gu锟斤拷n)锟斤拷锟斤拷(bi锟斤拷o)锟饺诧拷同锟酵曪拷锟叫诧拷同锟侥а猴拷tan锟斤拷值锟斤拷锟斤拷锟�锟斤拷锟斤拷E= tan45°計锟斤拷電動勢時锟斤拷锟組锟斤拷锟斤拷(bi锟斤拷o)t锟絚锟絭锟斤拷锟斤拷(bi锟斤拷o)锟斤拷锟斤拷位锟絃锟饺憋拷锟饺≈碉拷锟酵拷r锟斤拷锟斤拷锟斤拷锟斤拷唯一锟侥角度а猴拷锟斤拷锟斤拷值tan锟窖★拷原锟絵锟斤拷锟給锟紻锟轿的橫锟絭锟斤拷锟斤拷(bi锟斤拷o)锟斤拷(bi锟斤拷o)锟饺诧拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟紷锟絅锟斤拷r锟斤拷锟斤拷锟酵诧拷锟斤拷锟斤拷斜锟斤拷計锟斤拷電動勢的旓拷(sh锟斤拷)值锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷W(xu锟斤拷)锟斤拷锟斤拷锟斤拷斜锟斤拷tan锟窖憋拷锟絖(d锟斤拷)锟斤拷锟絇(gu锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絕锟斤拷锟斤拷锟斤拷锟剿ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷谋锟斤拷锟斤拷蠎锟�(y锟斤拷ng)锟斤拷锟紿锟斤拷锟斤拷锟斤拷锟揭傦拷一锟斤拷要注锟斤拷锟斤拷锟狡條锟斤拷锟斤拷只锟叫橫锟絭锟斤拷锟斤拷(bi锟斤拷o)锟斤拷(bi锟斤拷o)锟斤拷锟斤拷同锟絩锟斤拷锟斤拷锟斤拷锟斤拷斜锟斤拷tan锟斤拷計锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷t只锟斤拷锟矫縱锟組锟斤拷锟斤拷(bi锟斤拷o)锟斤拷锟斤拷锟斤拷值锟斤拷計锟姐方锟斤拷锟�锟斤拷锟街�锟斤拷锟揭傦拷锟斤拷锟斤拷锟斤拷W(xu锟斤拷)锟斤拷(x锟斤拷)锟斤拷锟斤拷要锟窖單硷拷锟侥旓拷(sh锟斤拷)锟絎(xu锟斤拷)知锟絉锟絓锟斤拷同锟斤拷锟斤拷锟斤拷锟絰锟叫機锟結(ji锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角單硷拷锟斤拷锟斤拷锟矫癸拷式锟斤拷锟斤拷視锟斤拷锟斤拷锟斤拷锟絰锟斤拷锟斤拷锟斤拷锟斤拷F(xi锟斤拷n)锟絜锟絗锟侥讹拷值锟結(ji锟斤拷)锟斤拷锟斤拷

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锟絚锟絉锟斤拷

锟斤拷锟斤拷锟斤拷小锟侥嗭拷位锟角匡拷锟竭€锟角納锟斤拷

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斤拷取锟斤拷?j锟斤拷n)?sh锟斤拷)锟斤拷锟斤拷

锟竭匡拷锟絩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

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