Atomic Structure

JEE Mains 2015 Online › Physical Chemistry questions › Atomic Structure

A body weighing 3x10³kg is moving and its speed can be measured with an accuracy of Â±0.0025 mile per hour and its position with an accuracy of Â±0.01 mile.Is the uncertainty principle valid?

#Chemistry #Physical Chemistry

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2 Answers

11

Debopam Purkayasthm ·2012-06-10 08:17:07

x.p=Â±0.01*3*10³*Â±0.0025=Â±0.075
h/4pi=0.527*10^-34=5.27*10^-35
If x.p=+0.075,then uncertainty principle is valid.....
If x.p=-0.075,then uncertainty principle is not valid as 0.075<5.27*10^-35

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158

Anik Chatterjee ·2012-06-11 02:50:22

ya....got it..thanx..

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