Sem 1

Computer Engineering

Year 1

First Year

`Unit -3Quantum mechanics <li class="ListParagraph" style="margin-left:33.01pt; margin-bottom:0pt; line-height:115%; padding-left:2.99pt; font-family:Rockwell, serif; font-size:12pt; color:#ff0000">What is a Planck's constant? Why and where it is used? </li><li class="ListParagraph" style="margin-left:33.01pt; margin-bottom:0pt; line-height:115%; padding-left:2.99pt; font-family:Rockwell, serif; font-size:12pt; color:#ff0000">State Heisenberg uncertainty principle.</li><li class="ListParagraph" style="margin-left:33.01pt; margin-bottom:0pt; line-height:115%; padding-left:2.99pt; font-family:Rockwell, serif; font-size:12pt; color:#ff0000">Write wave function and its physical significance.</li><li class="ListParagraph" style="margin-left:33.01pt; margin-bottom:0pt; line-height:115%; padding-left:2.99pt; font-family:Rockwell, serif; font-size:12pt; color:#ff0000">Derive Time-Independent Schrödinger Equation.</li><li class="ListParagraph" style="margin-left:33.01pt; margin-bottom:0pt; line-height:115%; padding-left:2.99pt; font-family:Rockwell, serif; font-size:12pt; color:#ff0000">Derive</li><li class="ListParagraph" style="margin-left:33.01pt; margin-bottom:0pt; line-height:115%; padding-left:2.99pt; font-family:Rockwell, serif; font-size:12pt; color:#ff0000"> <img alt="\begin{displaymath}
-\frac{\hbar^2}{2m} \nabla^2\psi({\bf r}) + V({\bf r}) \psi({\bf r}) =
E \psi({\bf r})
\end{displaymath}" src="https://glossaread-contain.s3.ap-south-1.amazonaws.com/epub/1642893602_7458587.png"/>. Derive this.</li><li class="ListParagraph" style="margin-left:33.01pt; margin-bottom:0pt; line-height:115%; padding-left:2.99pt; font-family:Rockwell, serif; font-size:12pt; color:#ff0000">Explain tunneling effect in detail.</li><li class="ListParagraph" style="margin-left:33.01pt; margin-bottom:0pt; line-height:115%; padding-left:2.99pt; font-family:Rockwell, serif; font-size:12pt; color:#ff0000">Explain how an STM works.</li><li class="ListParagraph" style="margin-left:33.01pt; margin-bottom:0pt; line-height:115%; padding-left:2.99pt; font-family:Rockwell, serif; font-size:12pt; color:#ff0000">What is a tunnel diode? Draw its symbol and explain.</li><li class="ListParagraph" style="margin-bottom:0pt; line-height:115%; font-family:Rockwell, serif; font-size:12pt; color:#ff0000">Explain quantum computing.</li><li class="ListParagraph" style="margin-bottom:0pt; line-height:115%; font-family:Rockwell, serif; font-size:12pt; color:#ff0000">What can quantum computers can do?</li> `