Two lamps,one with a thick filament and one with a thin filament of the same material,are connected in series to a battery.The voltage is
A)greater across the lamp with the thick filament.
B)greater across the lamp with the thin filament.
C)the same for both lamps.

Question

Quizplus · Accepted Answer

In a series circuit, the lamp with the higher resistance will have a greater voltage drop across it. A thin filament has higher resistance than a thick filament, so the voltage is greater across the lamp with the thin filament.

Two Lamps,one with a Thick Filament and One with a Thin