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CBSE Class 11-science Answered

Calculate the uncertainty in velocity of an electron if uncertainty in its position is of the order of 1 A0.

Asked by Topperlearning User | 15 Apr, 2015, 06:32: PM
Expert Answer

 

We know, ∆X. m∆V ≥ h/4π

Hence, ∆V = 6.626 x 10-34/ 4 x 3.14 x 9.1 x 10-31 x 10 -10 = 5.8 x 105 m/s

 

Answered by | 15 Apr, 2015, 08:32: PM

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