ijУƼ(dng)СMƵ늟ůDʾԴ늉6VSͨ^(gu)6Al(f)wR1=1.2R3=1.8
(1)İȫl(f)BRlֵСڶ?
(2)(dng)_P(gun){(dio)?(sh)ʱ?d??ĵĹ??ԓʘ(bio)?(sh)λã?/P>
(3)ԓ늟ů?(sh)λñ˓20W??ô`R2?
(4)(dng)_P(gun)քe{(dio)??2?3(sh)ʱ?R2С?
U |
R |
U |
Imax |
6V |
6A |
U2 |
R1 |
(6V)2 |
1.2 |
U2 |
R1+R2 |
(6V)2 |
1.2+R2 |
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ijƼ(dng)СMƵ늟ůDʾԴ늉6VSͨ^(gu)6Al(f)wR1=1.2R3=1.8
(1)İȫl(f)BRlֵСڶ?
(2)(dng)_P(gun){(dio)1nr(sh)늟ůĵĹʞ?ԓʘ(bio)ڡ1nλã
(3)ԓ늟ů2nλØ(bio)ˡ20W֘ôR2?
(4)(dng)_P(gun)քe{(dio)123nr(sh)ͨ^(gu)R2С?
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