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鉴于 R 1 = 3.0 Ω , R_1 = 3.0\ \, R1=3..0Ω, R 2 = 6.0 Ω , R_2 = 6.0\ \ R2=6.0Ω, R 3. = 4.0 Ω , R_3 = 4.0\ \ R3.=4.0Ω, R 4 = 8.0 Ω , R_4 = 8.0\ \ R4=8.0Ω, R 5 = 6.0 Ω , R_5 = 6.0\ \ R5=6.0Ω, R 6 = 3.0 Ω , R_6 = 3.0\ \ R6=3..0Ω, R 7 = 6.0 Ω R_7 = 6.0\ \ R7=6.0Ω和 R 8 = 12.0 Ω , R_8 = 12.0\ \, R8=12.0Ω,近似的总等效电阻是多少?
在上面的电路中, V = 9.6 V , 9.6 V = {V} \文本, V=9.6V, R 1 = 2 Ω , R_1 = 2 \ \ω, R1=2Ω, R 2 = 9 Ω , R_2 = 9 \ \ω, R2=9Ω,和 R 3. = 18 Ω . R_3 18 \ \ =ω。 R3.=18Ω.找到通过 R 3. . R_3。 R3..
鉴于 R 1 = 5 Ω R_1 = 5\ \ R1=5Ω和 R 2 = 10 Ω , R_2 = 10\ \ R2=10Ω,总的等效电阻是多少?
鉴于 R 1 = 5.0 Ω , R_1 = 5.0\ \, R1=5.0Ω, R 2 = 4.0 Ω , R_2 = 4.0\ \, R2=4.0Ω, R 3. = 2.0 Ω , R_3 = 2.0\ \ R3.=2.0Ω, R 4 = 6.0 Ω , r4 = 6.0\ \ R4=6.0Ω,和 R 5 = 8.0 Ω , R_5 = 8.0\ \ R5=8.0Ω,近似的总等效电阻是多少?
鉴于 R 1 = 9 Ω R_1 = 9\ \ R1=9Ω和 R 2 = 18 Ω , R_2 = 18\ \ R2=18Ω,总的等效电阻是多少?
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