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Physics of Applied Materials — Minor 1 2023 question paper

MMMUT Mechanical Engineering previous year question paper for Physics of Applied Materials (BSM-180), semester 2, Minor 1 2023. All 8 questions are listed below, each with a written answer on Nexsus.

Paper details

  • Subject: Physics of Applied Materials (BSM-180)
  • Branch: Mechanical Engineering
  • Semester: 2
  • Exam: Minor 1 2023
  • Questions: 8

Questions asked in Physics of Applied Materials Minor 1 2023

  1. Q1. Attempt any two parts of the following, Q. 1(a) is compulsory.
  2. Q1(a). Define Atomic Packing Fraction. Obtain the packing fraction of see, bec and fco cubic crystals. [6 marks]
  3. Q1(b). Define Miller Indices. Draw (232) and (322) planes in a cubic unit cell. [4 marks]
  4. Q1(c). Derive Bragg's law. Explain the function of Bragg's diffractometer with the help of a neat and clean diagram. [4 marks]
  5. Q2. Attempt any two parts of the following, Q. 2(a) is compulsory.
  6. Q2(a). Derive time independent Schrodinger equation and explain the physical significance of wave function. Write down momentum and kinetic energy operators. [6 marks]
  7. Q2(b). State and prove Heisenberg Uncertainty Principle. If an electron is confined into a typical nucleus of size 10^-14 meter, what will be the expected energy of the electron? [4 marks]
  8. Q2(c). The wave-function of a particle is given by: Ψ(x) = C*e^(-α^2*x^2). Here, C and α are some constants. Calculate the probability of finding the electron in the region 0 < x < ∞. [4 marks]