|q⟩
Bad Qubits
Play
Quest
Questions
Learn
Playground
☕
← Question Bank
Multiple choice
For an electron in a 1 nm infinite square well, the ground-state energy is
E
1
=
π
2
ℏ
2
/
(
2
m
L
2
)
≈
0.376
E_1 = \pi^2\hbar^2/(2 m L^2) \approx 0.376
E
1
=
π
2
ℏ
2
/
(
2
m
L
2
)
≈
0.376
eV. What is the energy of the
n
=
3
n=3
n
=
3
stationary state,
E
3
E_3
E
3
?
3
E
1
≈
1.13
3 E_1 \approx 1.13
3
E
1
≈
1.13
eV
E
1
≈
0.376
E_1 \approx 0.376
E
1
≈
0.376
eV
6
E
1
≈
2.26
6 E_1 \approx 2.26
6
E
1
≈
2.26
eV
9
E
1
≈
3.38
9 E_1 \approx 3.38
9
E
1
≈
3.38
eV
Check answer