An ideal 12 V emf source is connected to two 1.6 Ω resistors, a 7.0 Ω resistor, and two ideal voltmeters, as shown at right. Which light bulb is brighter?
A. Bulb 1.
B. Bulb 2.
C. (There is a tie, but both bulbs are completely dead.)
D. (There is a tie, with both bulbs lit.)
Answer:D
An ideal 12 V emf source is connected to two 1.6 Ω resistors, a 7.0 Ω resistor, and two ideal voltmeters, as shown at right. Which light bulb is brighter?
A. Bulb 1. B. Bulb 2. C. (There is a tie, but both bulbs are completely dead.) D. (There is a tie, with both bulbs lit.)