CLOUDHOTSGIRL

图为多用电表欧姆挡的原理示意图,其中电流表的满偏电流为300 μa,内阻rg=100 Ω,调零电阻的最大值r0=50 KΩ,电池电动势e=1

图为多用电表欧姆挡的原理示意图,其中电流表的满偏电流为300 μa,内阻rg=100 Ω,调零电阻的最大值r0=50 KΩ,电池电动势e=1
图为多用电表欧姆挡的原理示意图,其中电流表的满偏电流为300 μa,内阻rg=100 Ω,调零电阻的最大值r0=50 KΩ,电池电动势e=1
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