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A Measurement of an Electron's Speed Is 2

Question 31

Multiple Choice

A measurement of an electron's speed is 2.0 × 106 m/s and has an uncertainty of 10%.What is the minimum uncertainty in its position? ( h = 1.055 × 10-34 J • s, A measurement of an electron's speed is 2.0 × 10<sup>6</sup> m/s and has an uncertainty of 10%.What is the minimum uncertainty in its position? ( h = 1.055 × 10<sup>-34</sup> J • s, A) 0.15 nm B) 0.29 nm C) 0.44 nm D) 0.60 nm E) 0.80 nm


A) 0.15 nm
B) 0.29 nm
C) 0.44 nm
D) 0.60 nm
E) 0.80 nm

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