A 200-W light bulb is connected across a 110-V dc power supply. What current will flow through this bulb?
A) 0.90 A
B) 0.36 A
C) 0 A
D) 0.60 A
E) 1.8 A
Question 2
If a hydrogen atom in the ground state absorbs a photon of energy 12.09 eV, to which state will the electron make a transition?
A) n = 4 B) n = 5 C) n = 3 D) n = 2