Question: A 4-ohm resistor is connected in parallel with a 6-ohm resistor. This combination produces an equivalent resistance of

Answer: 2.4 ohms

Question: Two lamps, one with a thick filament and one with a thin filament, are connected in parallel to a battery. The voltage is

Answer: the same in both lamps

Question: Two lamps, one with a thick filament and one with a thin filament, are connected in series. The current is

Answer: the same in each lamp.

Question: A circuit breaker often serves the same purpose as a

Answer: Fuse

Question: Heat a copper wire and its electric resistance

Answer: Increases