Circuit Power Dissipation Ratio
Two identical lightbulbs, each with resistance R, are connected to a battery of emf ε. The lightbulbs are first connected in parallel and are then reconfigured to be in series. What is the ratio of the total power dissipated in the series configuration to the total power dissipated in the parallel configuration?
A
1/2
B
4
C
1/4
D
2
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