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This concept development explores various circuits and analyzes the voltage drops, power dissipation, current, and brightness of bulbs. It compares different circuit configurations to determine which circuit produces more light, dissipates more power, has a greater current, and which bulbs are the brightest or dimmest.
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Concept Developments 35-1, 2 Created for CVCA Physics By Dick Heckathorn 23 March 2K + 5
2 Ω 3 A 6 V
3 Ω 3 V 6 Ω 3 V 3 Ω 1 A 1 A 6 V 6 V
4 1 5 2 6 3 b a 4.5 V 4.5 V Which bulbs have the largest voltage drops across them? Which circuit produces more light? Which circuit dissipates more power? In which circuit is the current greater? Which bulbs are the brightest? Which bulb is the dimmest? In which circuit are all bulbs equally bright? 4 and 6 a 4 and 6 (2.25 V) B (more power) 5 (not lit) b, greater I, same V) b
2 Ω 3 A 6 V 2 Ω 3 A 6 V 6 A 6 V Finish
3A 5 6 3A 3A 4 7 3A 8 3A 3 3A 6A 2 9 6A 10 6A 6A 1
a b c d Compare circuits to the previous
2 Ω 3 A 6 V 2 Ω 3 A 0.5 Ω 6 V 1 Ω 12 A 6 A 6 V 6 V 12 A 6 V
3 Ω 5 Ω 5 Ω 4 Ω 2 Ω 3 Ω 4 Ω 5 Ω 5 Ω 2.5 Ω
8 Ω 5 Ω 6 Ω 2 Ω 8 Ω 6 Ω 5 Ω 8 Ω 3 Ω 6 Ω RE = 4 Ω 4 Ω
1Ω 1Ω 1Ω 2Ω 2Ω 2Ω 2Ω 1Ω 1Ω 1Ω 1Ω 1Ω 2Ω 2Ω 2Ω 2Ω 2Ω
1Ω 1Ω 1Ω 2Ω 2Ω 2Ω 1Ω 1Ω 1Ω 2Ω 2Ω 2Ω 2Ω 2Ω 1Ω
1Ω 1Ω 2Ω 2Ω 2Ω 1Ω 1Ω 1Ω 2Ω 2Ω 2Ω 1Ω 2Ω
1Ω 1Ω 2Ω 2Ω 1Ω 1Ω 2Ω 2Ω 2Ω 2Ω 1Ω
1Ω 2Ω 2Ω 1Ω 1Ω 2Ω 2Ω 1Ω 2Ω
1Ω 2Ω 2Ω 1Ω 2Ω 2Ω 2Ω 1Ω 2Ω
2Ω 2Ω 1Ω
6 Ω 12 V 12 V 6 Ω 2 A 8 W 16 W 2 Ω 4 Ω 2 A 12 V 8 V 4 V 2 A 24 W 6 Ω 2 A 3 Ω 4 A 12 V
8 W 4 W 1 Ω 2 Ω 3 Ω 2 A 2 V 4 V 2 A 6 V 6 V
6 W 1 A 6 Ω 12 W 3 A 2 A 3 Ω 2 Ω 18 W 3A 6 V 6 V
1 Ω 6 V 6 V 2 Ω 1.5A 1 Ω 3 A 4.5W 2 Ω 1.5A 3 V 4.5W 9 W 2 Ω 3 V 3 A 6 V 1 Ω 3 A 3 V 3 V
