munotes®

Engineering FE Engineering Common Sem 1 2018 December 2018 Applied Physics I Question Paper - Mumbai University | munotes

Applied Physics I 00053917.pdf
HAS · 367 KB · 1 May 2025

Loading PDF...

Questions asked in this paper

  • 4) Figures to the right indicate full marks
  1. Q1 Attempt any Five questions from the following. 15 marks
    • (a) Draw (123), (321), (102)
    • (b) Explain with diagram HCP unit cell based on lattice parameters
    • (c) State properties of matter waves
    • (d) Calculate electron & hole concentration in intrinsic Si-at room temperature if its electrical conductivity is 4x10* mho/m. Given that mobility of electron = and mobility of
    • (e) Explain Meissner Effect with the help of diagram
    • (f) A conference room has a total volume of The magnitude of total absorption within the conference room is 100 sabin. Calculate the reverberation time
    • (g) Discuss any three applications of Ultrasonic waves
  2. Q2 (a) State Heisenberg’s Uncertainty Principle. Show that electron doesn’t exist in the nucleus Find the accuracy in the position of an electron moving with speed 350 m/sec with uncertainty
    • (b) Show that for intrinsic semiconductors the Fermi midway between the conduction band and the valence band. With the help of diagram explain effect of impurity concentration on Fermi level of N type semiconductor. (7)
  3. Q3 (a) Derive Bragg’s condition for X-ray diffraction. rays are incident on a crystal. If first order reflection is observed angle at what angle would second order
    • (b) expression for Hall voltage and Hall coefficient with neat labelled diagram. 7
  4. Q4 (a) Differentiate between Type-I & Type-II Superconductors. 5 marks
    • (b) Discuss in details any three factors affecting acoustics of a hall with their remedies. 5
    • (c) A quartz crystal of thickness 1mm is vibrating at resonance. Calculate its fundamental frequency. (Assume that for quartz, and p (5)
  5. Q5 Define Ligancy. Find the value of critical radius ration for Ligancy 3. 5 marks
    • (b) For an electron passing through potential difference ‘V’, show that its wavelength is;
    • (c) What is the probability of an electron being thermally excited to conduction band in Si at The band gap energy is 1.12 eV. (5)
  6. Q6 Explain Point defects in crystals. 5 marks
    • (b) Show that group velocity of matter waves associated with a particle is equal to the particle
    • (c) Explain the principle, construction and working of Light Emitting Diode. 5

Read from the scan above, so a character or two may differ. The scan is the original.

Report or request

Something wrong on this page? Report it and we will check it against the scan.

Quick Help

No. The full paper opens straight away, with no login and nothing to pay.

Something wrong with this paper? Report it.

Connected Papers
Engineering / HAS · 133 papers
Browse all →
2023 - Applied Mathematics I 2023 - Engineering Mechanics 2023 - Engineering Mathematics I 2023 - Engineering Chemistry I 2023 - Applied Physics I 2023 - Basic Electrical Engineering 2022 - Engineering Mathematics 2022 - Applied Mathematics 2022 - Engineering Physics 2022 - BEE 2022 - Engineering Drwaing 2022 - Engineering Mechanics 2022 - EVS 2022 - Applied Mathematics 2022 - Applied Physics 2022 - Engineering Chemistry 2022 - Basic Electrical Engg 2022 - Engineering Mechanics 2022 - Applied Chemistry 2022 - R 16 Applied Mathematics I 2022 - R 16 Applied Physics I 2022 - R 16 Applied Chemistry I 2022 - R 16 Engineering Mechanics 2022 - R 16 Engineering Mechanics 2022 - R 19 Engineering Mathematics I 2022 - R 19Engineering Chemistry I 2022 - R 19 Engineering Physics I 2022 - R 19 BEE 2022 - Basic Electrical Engineering 2019 - Applied Chemistry I 2019 - Applied Chemistry I 2019 - Applied Chemistry I 2019 - Applied Chemistry I 2019 - Applied Mathematics I 2019 - Applied Mathematics I 2019 - Applied Mathematics 2019 - Applied Mathematics Choice BaseOld 2019 - Applied Physics I 2019 - Applied Physics I 2019 - Applied Physics I 2019 - Applied Physics I 2019 - Basic Electrical And Electronics Engineering 2019 - Basic Electrical Electronics Engineering 2019 - Basic Electrical Engineering 2019 - Basic Electrical Engineering 2019 - Engineering Chemistry I 2019 - Engineering Mathematics I 2019 - Engineering Mechanics 2019 - Engineering Mechanics 2019 - Engineering Mechanics I 2019 - Engineering Mechanics 2019 - Engineering Mechanics 2019 - Engineering Physics I 2019 - Evironmental Studies EVS 2019 - Evironmental Studies EVS 2019 - Evironmental StudiesEVS 2019 - Evironmental StudiesEVS 2018 - Applied Chemistry I 2018 - Applied Chemistry I 2018 - Applied Mathematics I 2018 - Applied Mathematics I 2018 - Applied Physics I Open 2018 - Applied Physics I 2018 - Basic Elctrical Engineering 2018 - Basic Electrical And Electronics Engineering 2018 - Engineering Mechanics 2018 - Engineering Mechanics 2018 - Evironmental StudiesEVS 2018 - Evironmental StudiesEVS
2023 - FE2Engineering Chemistry II 2023 - FE2Professional Communication And Ethicd I 2023 - FE2Applied Physics II 2023 - FE2Communication Skills 2023 - FESEM2Engineering Graphics 2023 - FE2Engineering Mathematics II 2023 - FE2Engineering Physics II 2023 - FE2Aplied Mathematics II 2023 - FE2Structured Progamming Approach 2023 - FESEM2Applied Chemistry II 2023 - FE2C Programming 2023 - FE2Engineering Drawing 2022 - Engineering Drwaing 1 2022 - Applied Chemistry 2022 - C Programming 2022 - Professional Communication And Ethics I 2022 - Engineering Mathematics 2022 - Communication Skills 2022 - Communication Skills 2022 - Engg Drawing 2022 - Engineering Graphics 2022 - Structured Programming Approach 2022 - Engineering Chemistry II 2022 - C Programming 2022 - Communication Skills 2022 - Applied Mathematics II 2022 - Engineering Mathematics II 2022 - Professional Communication And Ethics I 2022 - Engineering Physics II 2022 - Engineering Graphics 2022 - Structurd Programming Approach 2019 - Applied Chemistry II 2019 - Applied Chemistry II 2019 - Applied Chemistry II 2019 - Applied Chemistry II 2019 - Applied Mathematics II 2019 - Applied Mathematics II 2019 - Applied Mathematics II 2019 - Applied Mathematics II 2019 - Applied Physics II 2019 - Applied Physics II 2019 - Applied Physics II 2019 - Applied Physics II 2019 - Communication Skills 2019 - Communication Skills 2019 - Communication Skills 2019 - Communication Skills 2019 - Engineering Drawing 2019 - Engineering Drawing 2019 - Engineering Drawing 2019 - Structured Programming Approach 2019 - Structured Programming Approach 2019 - Structured Programming Approach 2018 - Applied Chemistry II 2018 - Applied Chemistry II 2018 - Applied Mathematics II 2018 - Applied Mathematics II 2018 - Applied Physics II 2018 - Applied Physics II 2018 - Communication Skills 2018 - Engineering Drawing 2018 - Engineering Drawing 2018 - Structured Programming Approach 2018 - Structured Programming Approach
Questions? Email contact@munotes.in
Done!
Done!