..急1.下列四个单位,哪个是电功单位( )A.安培.伏B.焦耳.秒C.瓦特D.瓦特.秒2.在测定小灯泡额定功率的实验中,某同学电路连接正确,闭合开关,灯泡发光,但测试中无论怎样调节滑动变阻器,电压表

来源:学生作业帮助网 编辑:作业帮 时间:2024/10/05 05:21:05
xWOFW|lW)=gA!9r^T%i !J6eqtތ}_yqjWϛy_Œs|Zgvr588`vU6.&` k5l3<t6*b}]\Kb%/e_peI,[Nry, #n:to,{&WB9# mX'xVMډsar6laN~WO/B@iDaP(JQT h:z魌[f!wIV1" N1J7` ,weP0*"P^1Dm@".pmDK=}*(f]^IE9 fzwKKKjCu>MN-$2PdCiqלSy+QǩE 6<_XK r{顈ޏrt?+F9&@\/Ko ?R(MuLT) kq)²{y64 G4˫HʞTbv¹PzE*{StP%˞a (d\lAjOm mHRl#6y Q ʵ)~ٚe ׸PqҶo y+ J$CȘTxnUG䕍M!YS?,|݌2j1x=Edd1)nR8%R8]O؛fnk܏|&||>,Wq 5gQ%*m*ޯ.Uu- m(6>[cJmU= {oFhGGTɐ e3lXb>U& GX0ŴqZ[iUUΖO_J7be)f y8; `o6 RW^t,>`p93h^0g$(3"cAge/i%?"!/h+McsM:&&? {E;C_M|3*&?{PW~/ _iQ]