Uncertainty in position of a particle of 25 gram in space is 10–5 m. Hence uncertainty in velocity (m/sec) is (h = 6.6 × 10–34 J sec)
2.1 × 10–28
2.1 × 10–34
0.5 × 10–34
5 × 10–24
Δx Δp > h/4π → Δv = 2.1 × 10-28
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