PYQs

Nanomaterials

Year – 2025

  1. Determine the surface to volume ratio of a sphere of radius “r”.(CBIT-2025) 2M
  2. Explain in detail the domain theory of ferromagnetism.(CBIT-2025) 5M
  3. Explain the synthesis of nano materials using Sol-Gel method with neat sketch.(CBIT-2025) 5M

Year – 2024

  1. Classify the Nanomaterials according to Quantum confinement. (JNTUH–Jan/Feb 2024) 1M
  2. Mention the nanoscale for which a material can be called as nanomaterial. (JNTUH–Jan/Feb 2024) 1M
  3. How CNTs are useful in the field of engineering and technology(CBIT-2024) 1M
  4. Define bottom-up fabrication method of nano materials. (JNTUH–Jan/Feb 2024) 5M
  5. Explain Sol-Gel synthesis for producing nanomaterials with proper diagram of each steps. (JNTUH–Jan/Feb 2024) 5M
  6. Explain Ball milling method to prepare Nano particles(CBIT-2024) 5M
  7. Explain properties of Nano materials(CBIT-2024) 5M
  8. Discuss Surface area to volume ratio and Quantum confinement(CBIT-2024) 5M
  9. How the characterization techniques XRD and SEM are used for nanomaterials? Explain. (JNTUH–Jan/Feb 2024) 5M
  10. Write application of nanomaterials for medical technology and civil engineering. (JNTUH–Jan/Feb 2024) 5M

Year – 2023

  1. What is Nanoscale? (JNTUH–Sep 2023) 1M
  2. What is the procedure in the top-down synthesis of nanomaterials. (JNTUH–Sep 2023) 1M
  3. Illustrate applications of nanomaterials.(JNTUH–Mar 2023) 1M
  4. Define Nano.(JNTUH–Mar 2023) 1M
  5. Define Nano. (JNTUH–Mar/Apr 2023) 1M
  6. Illustrate applications of nanomaterials. (JNTUH–Mar/Apr 2023) 1M
  7. List the similarities and differences between SEM and TEM. (JNTUH–Sep 2023) 5M
  8. Explain Quantum confinement of nanoparticles. (JNTUH–Sep 2023) 5M
  9. Explain in detail PVD and CVD methods of nano synthesis of films and relative merits. (JNTUH–Sep 2023) 5M
  10. Write a note on surface to volume ratio. (JNTUH–Sep 2023) 5M
  11. Discuss fabrication of nanomaterials using Physical Vapor Deposition (PVD). (JNTUH–Mar/Apr 2023) 5M
  12. Write a note on combustion methods. (JNTUH–Mar/Apr 2023) 5M
  13. Discuss surface to volume ratio in nanomaterials. (JNTUH–Mar/Apr 2023) 5M