A.灵敏电流计G(量程200A,内阻300) |
B.电流表A(量程3A,内阻约0.3) |
C.电压表V1(量程3V,内阻约3k) |
D.电压表V2量程l5V,内阻约5k) |
A.小灯泡工(2.5 V 0.75w) |
B.电压表V(量程3 V,内阻约3K) |
C.电流表A1(量程100 mA,内阻约2 ) |
D.电流表A2 (量程300mA,内阻约0.6 ) |
A.电流表,量程0~0.6 A,0~3 A |
B.毫安表,量程0~100 μA,0~100 mA |
C.电压表,量程0~3 V,0~15 V |
D.滑动变阻器,0~1000 Ω,0.1 A |
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