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A gof ball has a mass of 40g and a speed.of 45m/s .If the speed can be measured within accuracy of 2%.calculate the uncertainty in the position.what is meaning of accuracy of 2%.why itis called the uncrtainty in the speed is 2%. |
| Answer» <html><body><p><strong>Answer:</strong></p><p>1.46×10-³³m</p><p><strong>Explanation:</strong></p><p>Use Heisenberg's uncertainty principle.</p><p></p><p>For example [Δx= </p><p>4πmΔv</p><p>h</p><p></p><p> ]</p><p></p><p>Here, Δx is the uncertainty in the position.</p><p></p><p>Δv is the uncertainty in velocity</p><p></p><p>m is the <a href="https://interviewquestions.tuteehub.com/tag/mass-1088425" style="font-weight:bold;" target="_blank" title="Click to know more about MASS">MASS</a> of Particle.</p><p></p><p>Given,m=40g=0.04kg</p><p></p><p>Δv=2%ofv=2× </p><p>100</p><p>45</p><p></p><p> =0.9m/s</p><p></p><p>h=6.626×10 </p><p>−34</p><p> J.s</p><p></p><p>Now,Δx= </p><p>(4×3.14×0.04×0.9)</p><p>6.626×10 </p><p>−34</p><p> </p><p></p><p> </p><p></p><p>=1.4654×10 </p><p>−33</p><p> m</p><p></p><h2><em>HOPE </em><em>THIS </em><em>ANSWER </em><em><a href="https://interviewquestions.tuteehub.com/tag/helps-1018140" style="font-weight:bold;" target="_blank" title="Click to know more about HELPS">HELPS</a> </em><em>YOU</em><em> </em><em>BUDDY,</em><em> </em><em>IF </em><em>SO </em><em>PLEASE</em><em> </em><em><a href="https://interviewquestions.tuteehub.com/tag/mark-555248" style="font-weight:bold;" target="_blank" title="Click to know more about MARK">MARK</a> </em><em>ME </em><em>AS </em><em>BRAINLIEST</em><em>,</em><em> </em><em><a href="https://interviewquestions.tuteehub.com/tag/thank-3107344" style="font-weight:bold;" target="_blank" title="Click to know more about THANK">THANK</a> </em><em>YOU</em><em> </em><em>:</em><em>)</em></h2></body></html> | |