锟斤拷锟斤拷锟絓锟斤拷锟斤拷08-09锟絎(xu锟斤拷)锟斤拷锟斤拷通锟斤拷锟叫高讹拷锟较學(xu锟斤拷)锟斤拷锟斤拷末锟斤拷試

锟斤拷锟斤拷锟斤拷 锟斤拷

锟斤拷锟斤拷锟斤拷試锟斤拷锟街第�锟斤拷锟斤拷锟絰锟斤拷锟絵锟斤拷锟酵第�锟斤拷锟斤拷锟斤拷锟絰锟斤拷锟絵锟斤拷锟斤拷試锟斤拷M锟斤拷100锟斤拷锟斤拷锟斤拷試锟絩锟絞90锟斤拷鐘ｏ拷

锟斤拷锟斤拷锟节�锟斤拷锟斤拷锟絰锟斤拷锟絵锟斤拷40锟街ｏ拷

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷10小锟絵锟斤拷每小锟絵4锟斤拷锟斤拷锟斤拷40锟街ｏ拷請锟斤拷锟斤拷锟絖锟斤拷涂锟节达拷锟絵锟斤拷锟斤拷

锟斤拷锟斤拷一锟斤拷锟絰锟斤拷锟絵锟斤拷每锟絵锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟絖锟斤拷锟斤拷全锟斤拷锟斤拷4锟斤拷锟斤拷锟斤拷全2锟街ｏ拷锟絜锟絚锟斤拷锟斤拷0锟街ｏ拷锟斤拷

锟斤拷锟斤拷1锟斤拷锟斤拷一只锟斤拷锟斤拷锟斤拷俣锟�锟斤拷锟斤拷锟铰凤拷Y(ji锟斤拷)锟斤拷(g锟斤拷u)锟斤拷D锟斤拷示锟斤拷锟斤拷變锟斤拷(n锟斤拷i)锟斤拷锟接撅拷锟斤拷式锟斤拷锟斤拷使锟斤拷俣锟教庯拷跀锟斤拷_锟斤拷B(t锟斤拷i)锟酵獲锟矫碉拷锟叫革拷锟斤拷锟斤拷锟斤拷同锟侥溫度擄拷锟斤拷锟铰圖锟斤拷锟斤拷锟斤拷锟侥種锟斤拷同锟紹锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟杰獲锟矫低檔锟截度碉拷锟斤拷

锟斤拷锟斤拷2锟斤拷直锟斤拷電池組锟斤拷電動勢烇拷E锟斤拷锟斤拷(n锟斤拷i)锟斤拷锟斤拷r锟斤拷锟斤拷锟斤拷锟給锟斤拷锟斤拷R锟斤拷直锟斤拷電動機锟斤拷锟�锟斤拷锟斤拷(d锟斤拷ng)電動機锟斤拷锟斤拷锟斤拷锟斤拷锟絩锟斤拷電動機锟缴端碉拷電夛拷锟斤拷U锟斤拷通锟絕電動機锟斤拷锟斤拷锟斤拷锟絀锟斤拷锟斤拷锟斤拷锟絝锟斤拷锟斤拷锟絜锟絗锟斤拷锟斤拷

锟斤拷锟斤拷A锟斤拷電動機輸锟斤拷锟侥機械锟斤拷锟斤拷锟斤拷UI          B. 電動機電橈拷锟较發(f锟斤拷)锟结功锟绞烇拷I2R

锟斤拷锟斤拷C. 锟皆达拷锟斤拷牡幕锟斤拷W(xu锟斤拷)锟杰癸拷锟绞烇拷EI          D. 锟皆达拷锟捷旓拷锟斤拷锟斤拷蕿锟紼I-I2r

锟斤拷锟斤拷3锟絵锟紻                                     4锟絵锟紻

锟斤拷锟斤拷3锟斤拷锟斤拷锟睫猴拷锟斤拷墓锟斤拷锟铰凤拷锟斤拷路锟叫碉拷變锟斤拷锟斤拷锟斤拷視锟斤拷锟斤拷锟斤拷變锟斤拷锟斤拷锟斤拷锟斤拷知變锟斤拷锟斤拷原锟斤拷圈锟絚锟斤拷锟斤拷圈锟窖旓拷(sh锟斤拷)锟斤拷 锟斤拷锟斤拷锟斤拷原锟斤拷圈锟斤拷電夛拷锟斤拷 锟斤拷V锟斤拷锟斤拷锟睫猴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷R=440kΩ锟斤拷I1锟斤拷I2锟斤拷示原锟斤拷锟斤拷锟斤拷圈锟叫碉拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟叫旓拷锟斤拷锟絖锟斤拷锟斤拷

锟斤拷锟斤拷A锟斤拷锟斤拷锟斤拷圈锟缴讹拷電夛拷6220V锟斤拷锟斤拷锟斤拷圈锟叫碉拷锟斤拷锟�14.1mA

锟斤拷锟斤拷B锟斤拷锟斤拷锟斤拷圈锟缴讹拷電夛拷4400V锟斤拷锟斤拷锟斤拷圈锟叫碉拷锟斤拷锟�10.0mA

锟斤拷锟斤拷C.I1<I2

锟斤拷锟斤拷D锟斤拷I1>I2

锟斤拷锟斤拷4锟斤拷锟斤拷锟斤拷同锟斤拷(d锟斤拷o)锟斤拷锟紷锟狡碉拷邊锟絃锟斤拷L锟斤拷2L锟斤拷锟侥傦拷锟絔锟较岋拷(d锟斤拷o)锟絯锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷同锟斤拷锟劫度勶拷锟斤拷锟組锟斤拷锟揭傦拷(c锟斤拷)锟津強磁堬拷锟斤拷锟斤拷D锟斤拷示锟斤拷锟斤拷每锟斤拷锟斤拷锟斤拷锟組锟斤拷艌锟斤拷锟斤拷^锟斤拷锟叫ｏ拷M锟斤拷N锟斤拷锟絚锟絞锟斤拷電夛拷锟街別锟斤拷Ua锟斤拷Ub锟斤拷Uc锟斤拷Ud.锟斤拷锟斤拷锟叫旓拷锟斤拷锟絖锟斤拷锟斤拷

锟斤拷锟斤拷A锟斤拷 Ua<Ub<Uc<Ud            B.   Ua<Ub<Ud<Uc        C. Ua=Ub<Uc=Ud       D. Ub<Ua<Ud<Uc

锟斤拷锟斤拷锟絚锟斤拷锟斤拷锟絛锟斤拷http://files.eduu.com/down.php?id=259514