An electron is trapped in a quantum well that is 48.6 nm wide
Calculate the minimum uncertainty in its velocity. (h = 6.626 × 10-34 J ? s, melectron = 9.11 × 10-31 kg)
A) 2.38 × 103 m/s
B) 1.01 × 103 m/s
C) 3.34 × 104 m/s
D) 1.79 × 104 m/s
E) 7.49 × 103 m/s
A
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