Question

Calculate the uncertainty in velocity of an electron if the uncertainty in its position is of the order of 1*10^-10

Answer 1

According to Heisenberg's uncertainty principle
ΔuΔx≈h4πm
Δu≈h4πmΔx
⇒6.625×10−344×(22/7)×9.108×10−31×10−10
⇒5.8×105m/s


Hope this will help u

I'm not sure that this is perfect answer.

Answer 2

this is the correct answer