Given: The mass of electron is 9.11 10 -31 Kg Planck constant is 6.626 10 -34 Js, the uncertainty involved in the measurement of velocity within a distance of 0.1Å is:-

1. A. 5.79 10 6 ms -1
2. B. 5.79 10 7 ms -1
3. C. 5.79 10 8 ms -1
4. D. 5.79 10 5 ms -1

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