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串、并联关系不同,两种接法 电路图,对比说明,分压接法,限流接法,方式 内容,都是为了保护电路元件,a端,b端,闭合S前触 头位置,分压电路调节范围大,负载R上电流调节范围,分压电路调节范围大,负载R上电压调节范围,对比说明,分压接法,限流接法,方式 内容,I(A),3.8,3.6,3.2,2.8,2.4,2.0,1.6,U(V),I(A),1.2,1.0,0.8,0.6,0.4,0.2,0,U(V),UR/V,3.00,2.50,1.85,1.25,0.90,0.60,0.40,0.25,U/V,0.48,0.45,0.40,0.35,0.30,0.25,0.20,0.15,I/A,0.29,0.19,0.12,0.07,0.04,0.02,0.01,0.00,0.00,Ix/mA,8.0,7.0,6.0,5.0,4.0,3.0,2.0,1.0,0.0,Ux/V,9.7,8.1,6.7,5.4,4.2,3.1,2.1,1.0,0.0,U2/V,1.74,1.14,0.72,0.42,0.24,0.12,0.06,0.00,0.00,U1/V,9,8,7,6,5,4,3,2,1,谢 谢 观 看,
