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串聯
總電流 I
Ia Ib
總電壓 V
Va Vb
串聯
I
Ia Ib
V
Va Vb
總電流 I = Ia = Ib
總電壓 V = Va + Vb
Ia
Ib
Va
Vb
並聯
總電壓 V
總電流 I
I
Ia
Ib
V
Va
Vb
總電流 I = Ia + Ib
總電壓 V = Va = Vb
並聯
3個燈泡
3個燈泡
串聯:A、(B+C)
並聯:B、C
3個燈泡
串聯:A、(B+C)
並聯:B、C
3個燈泡
總電流 10A
Ia = ?
Ib = ?
Ic = ?
總電壓 6V
Va = ?
Vc = ?
已知:
Vb = 2V
串聯:A、(B+C)
並聯:B、C
3個燈泡
總電流 10A
Ia = 10A
Ib = 5A
Ic = 5A
總電壓 6V
Va = 4V
Vc = 2V
已知:
Vb = 2V
並聯:A、(B+C)
串聯:B、C
A
B C
3個燈泡
並聯:A、(B+C)
串聯:B、C
A
B C
3個燈泡
總電流 10A
Ia = ?
Ib = 4A
Ic = ?
總電壓 6V
Va = ?
Vb = ?
Vc = ?
已知:
並聯:A、(B+C)
串聯:B、C
A
B C
3個燈泡
總電流 10A
Ia = 6A
Ic = 4A
總電壓 6V
Va = 6V
Vb = 3V
Vc = 3V
已知:
Ib = 4A

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串聯與並聯的計算(上)