The energy dissipated in a light bulb in a circuit is provided by the
A) lamp filament itself.
B) wires leading to the lamp.
C) voltage source.
D) none of the above
Question 2
When a 12-V battery powers a single 6-ohm lamp,
A) 2 joules flow in the lamp each second.
B) 6 joules flow in the lamp each second.
C) 12 joules flow in the lamp each second.
D) none of the above