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AP® Physics 1 & 2

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Moderate

Series Circuit: Brightness of Incandescent Bulb

APPH12-CXYEZE

Two incandescent light bulbs, A and B, are connected in series with a voltage source.

If bulb A has a higher resistance than bulb B, which bulb shines brighter?

A

Bulb A.

B

Bulb B.

C

Same brightness.

D

Depends on the exact resistance values of the bulbs.