The energy of the ground state in the Bohr model is -13.6 eV. In a transition from the n = 2 state to the n = 4 state, a photon of energy
A)
3.40 eV is emitted.
B)
3.40 eV is absorbed.
C)
2.55 eV is absorbed.
D)
2.55 eV is emitted.
E)
0.85 eV is emitted.
Question 2
In an LC circuit containing a 40-mH ideal inductor and a 1.2-mF capacitor, the maximum charge on the capacitor is 45 mC during the oscillations. What is the maximum current through the inductor during the oscillations?
A) 3.7 A B) 42 A C) 6.5 A D) 10 A E) 2.5 A