The speed of this dust particle (mass =10-3 g) is measured with the uncertain 3.313π×10−3m/s. It The minimum uncertainty in position of th particle (in order of 10- 26m) is :

The speed of this dust particle = 3.313π×10−3m/sThe minimum uncertainty is found as,Δxmin=h4π⋅m⋅ΔV=6.626×10−344π×10−6×3.813π×10−3=5×10−26m

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The speed of this dust particle (mass = $10^{- 3} g$ ) is measured with the uncertain $\frac{3 .313}{π} \times 10^{- 3} m / s$ . It The minimum uncertainty in position of th particle (in order of $10^{- 26} m$ ) is :

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The speed of this dust particle = $\frac{3 .313}{π} \times 10^{- 3} m / s$

The minimum uncertainty is found as,

${Δx}_{min} = \frac{h}{4 π \cdot m \cdot ΔV}$

$= \frac{6 .626 \times 10^{- 34}}{4 π \times 10^{- 6} \times \frac{3 .813}{π} \times 10^{- 3}}$

$= 5 \times 10^{- 26} m$

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