If the uncertainity in the position of proton is `6xx10^(8)m`, then the minimum uncertainity in its speed is

Explanation

`Deltap=mDeltav=h/(Deltax)`
or `Deltav=h/(mDeltax)=(1.034xx10^(-34))/(1.67xx10^(-27)xx6xx10^(-8))=1 ms^(-1)`