p39 075

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75. The uncertainty in the momentum is ∆p = m v = (0.50 kg)(1.0 m/s) = 0.50 kg

·m/s, where ∆v is the

uncertainty in the velocity. Solving the uncertainty relationship ∆x p

¯h for the minimum uncertainty

in the coordinate x, we obtain

x =

¯

h

p

=

0.60 J

·s

2π(0.50 kg

·m/s)

= 0.19 m .


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