D
The fourth bulb lights up, and the others do not change.
Three identical bulbs are set up in a parallel circuit. What happens when a fourth bulb is added on its own independent path?
A
All the bulbs dim.
B
All the bulbs burn brighter.
C
Three bulbs turn off, and the fourth bulb lights up.
D
The fourth bulb lights up, and the others do not change.
1 answer