I1 |
I2 |
RL |
R3 |
2 |
1 |
U1 |
U2 |
RL+R2+R3 |
R2 |
2 |
1 |
R2 |
R3 |
3 |
1 |
RL |
R串 |
PL |
P串 |
2R3 |
RL+R2+R3 |
0.24W |
P串 |
1 |
R并 |
1 |
RL |
1 |
R2 |
1 |
R3 |
6 |
11 |
U2 |
R |
P串 |
P并 |
R并 |
R串 |
| ||
6R3 |
1 |
11 |
I3 |
I4 |
P串 |
P并 |
1 |
11 |
U2 |
R |
PL |
P并 |
R并 |
RL |
| ||
2R3 |
3 |
11 |
3 |
11 |
3 |
11 |
A.A1示数变大,A2示数变小 |
B.A1示数变小,A2示数变大 |
C.A1示数变大,A2示数不变 |
D.A1,A2示数均变大 |
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