Question
Question: The uncertainty in the momentum of an electron is 1.0 × 10–5 kg m s–1 . The uncertainty in its posit...
The uncertainty in the momentum of an electron is 1.0 × 10–5 kg m s–1 . The uncertainty in its position will be:
A
1.05 × 10–28 m
B
1.05 × 10–26 m
C
5.27 × 10–30 m
D
5.25 × 10–28 m
Answer
5.27 × 10–30 m
Explanation
Solution
Δp.Δx=4πh
Δx=4×3.14×1×10−56.62×10−34=5.27×10−30m.