Suppose That a 40-Kg Runner in an Imaginary World in Which

question 49

Multiple Choice

Suppose that a 40-kg runner in an imaginary world in which Planck's constant has the value 100 J · s must be located at the finish line to an accuracy of ± 0.33 m to be sure that it won the race.What would be the minimal uncertainty in its speed in that world?

• A)0.12 m/s
• B)0.13 m/s
• C)0.60 m/s
• D)1.2 m/s
• E)15 m/s

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