JNTUK R20 1-1 Applied Physics Material/Notes PDF Download

Students those who are studying JNTUK R20 CSE/IT Branches, Can Download Unit wise R20 1-1 Applied Physics Material/Notes PDFs below.

JNTUK R20 1-1 Applied Physics Material/Notes PDF Download

UNIT-1

Wave Optics

Interference: Principle of superposition –Interference of light – Interference in thin films (Reflection Geometry) & applications -Colors in thin films- Newton’s Rings- Determination of wavelength and refractive index.

Diffraction: Introduction – Fresnel and Fraunhofer diffraction – Fraunhofer diffraction due to single slit, double slit – N-slits(Qualitative) – Grating – Dispersive power and resolving power of Grating(Qualitative).

Polarization: Introduction-Types of polarization – Polarization by reflection, refraction and Double refraction – Nicol’s Prism -Half wave and Quarter wave plates

Unit Outcomes: The students will be able to

• Explain the need of coherent sources and the conditions for sustained interference (L2)
• Identify engineering applications of interference (L3)
• Analyze the differences between interference and diffraction with applications (L4)
• Illustrate the concept of polarization of light and its applications (L2)
• Classify ordinary polarized light and extraordinary polarized light (L2)

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Unit-2

Lasers and Fiber optics

Lasers: Introduction – Characteristics of laser – Spontaneous and Stimulated emissions of radiation – Einstein’s coefficients – Population inversion –Lasing action- Pumping mechanisms – Ruby laser – He-Ne laser – Applications of lasers.

Fiber optics: Introduction –Principle of optical fiber- Acceptance Angle-Numerical ApertureClassification of optical fibers based on refractive index profile and modes –Propagation of electromagnetic wave through optical fibers – Applications.

Unit Outcomes: The students will be able to

• Understand the basic concepts of LASER light Sources (L2)
• Apply the concepts to learn the types of lasers (L3)
• Identifies the Engineering applications of lasers (L2)
• Explain the working principle of optical fibers (L2)
• Classify optical fibers based on refractive index profile and mode of propagation (L2)
• Identify the applications of optical fibers in various fields (L2)

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UNIT-3:

Quantum Mechanics, Free Electron Theory and Band theory

Quantum Mechanics: Dual nature of matter – Heisenberg’s Uncertainty Principle – Significance and properties of wave function – Schrodinger’s time independent and dependent wave equations– Particle in a one-dimensional infinite potential well.

Free Electron Theory: Classical free electron theory (Qualitative with discussion of merits and demerits) – Quantum free electron theory– Equation for electrical conductivity based on quantum free electron theory- Fermi-Dirac distribution- Density of states (3D) – Fermi energy.

Band theory of Solids: Bloch’s Theorem (Qualitative) – Kronig – Penney model (Qualitative)- E vs K diagram – v vs K diagram – effective mass of electron – Classification of crystalline solids–concept of hole.

Unit Outcomes: The students will be able to

• Explain the concept of dual nature of matter (L2)
• Understand the significance of wave function (L2)
• Interpret the concepts of classical and quantum free electron theories (L2)
• Explain the importance of K-P model
• Classify the materials based on band theory (L2)
• Apply the concept of effective mass of electron (L3)

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Unit-4:

Dielectric and Magnetic Materials

Dielectric Materials: Introduction – Dielectric polarization – Dielectric polarizability, Susceptibility and Dielectric constant – Types of polarizations- Electronic (Quantitative), Ionic (Quantitative) and Orientation polarizations (Qualitative) – Lorentz internal fieldClausius- Mossotti equation- Piezoelectricity.

Magnetic Materials: Introduction – Magnetic dipole moment -MagnetizationMagnetic susceptibility and permeability – Origin of permanent magnetic moment – Classification of magnetic materials: Dia, para, Ferro, antiferro & Ferri magnetic materials – Domain concept for Ferromagnetism & Domain walls (Qualitative) – Hysteresis – soft and hard magnetic materials- Eddy currents- Engineering applications.

Unit Outcomes: The students will be able to

• Explain the concept of dielectric constant and polarization in dielectric materials (L2)
• Summarize various types of polarization of dielectrics (L2)
• Interpret Lorentz field and Claussius- Mosotti relation in dielectrics(L2)
• Classify the magnetic materials based on susceptibility and their temperature dependence (L2)
• Explain the applications of dielectric and magnetic materials (L2)
• Apply the concept of magnetism to magnetic data storage devices (L3)

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Unit-5:

Semiconductors and Superconductors

Semiconductors: Introduction- Intrinsic semiconductors – Density of charge carriers – Electrical conductivity – Fermi level – extrinsic semiconductors – density of charge carriers – dependence of Fermi energy on carrier concentration and temperature – Drift and diffusion currents – Einstein’s equation- Hall effect – Hall coefficient –Applications of Hall effect.

Superconductors: Introduction – Properties of superconductors – Meissner effect – Type I and Type II superconductors – BCS theory (Qualitative) – Josephson effects (AC and DC) – SQUIDs – High Tc superconductors – Applications of superconductors.

Unit Outcomes: The students will be able to

• Classify the energy bands of semiconductors (L2)
• Interpret the direct and indirect band gap semiconductors (L2)
• Identify the type of semiconductor using Hall effect (L2)
• Identify applications of semiconductors in electronic devices (L2)
• Classify superconductors based on Meissner’s effect (L2)
• Explain Meissner’s effect, BCS theory & Josephson effect in superconductors (L2)

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TEXT BOOKS:

1. M. N. Avadhanulu, P.G.Kshirsagar & TVS Arun Murthy” A Text book ofEngineering Physics”- S.Chand Publications, 11th Edition 2019.
2. Engineering Physics” by D.K.Bhattacharya and Poonam Tandon, Oxford press(2015).
3. Applied Physics by P.K.Palanisamy SciTech publications.

REFERENCE BOOKS:

1. Fundamentals of Physics – Halliday, Resnick and Walker, John Wiley &Sons
2. Engineering Physics by M.R.Srinivasan, New Age international publishers (2009).
3. Shatendra Sharma, Jyotsna Sharma, “ Engineering Physics”, Pearson Education, 2018
4. Engineering Physics – Sanjay D. Jain, D. Sahasrabudhe and Girish, University Press
5. Semiconductor physics and devices- Basic principle – Donald A, Neamen, Mc Graw Hill
6. B.K. Pandey and S. Chaturvedi, Engineering Physics, Cengage Learning

JNTUK R20 1-1 Engineering Physics Material PDF Download

Students those who are studying JNTUK R20 Civil, Mech, Chemical Branches, Can Download Unit wise R20 1-1 Engineering Physics or Applied Physics Material/Notes PDFs below.

JNTUK R20 1-1 Engineering Physics Material PDF Download

OBJECTIVES:

• Bridging the gap between the physics in school at 10+2 level and UG level engineering courses.
• To identify the importance of the optical phenomenon i.e. interference, diffraction and polarization related to its Engineering applications
• Understand the mechanism for emission of light, utility of lasers as coherent light sources for low and high energy applications, study of propagation of light through optical fibers and their implications in optical communications.
• Open new avenues of utility for dielectric and magnetic materials as potential sources for micro devices.
• Familiarize the concepts of theoretical acoustics for their practical utility in engineering acoustics. Explanation for the significance of ultrasound and its application in NDT application.
• Enlighten the periodic arrangement of atoms in Crystalline solids by Bragg’s law – Learning the structural analysis through X-ray diffraction.

UNIT-1

Wave Optics

Interference: Principle of superposition –Interference of light – Interference in thin films (Reflection Geometry) & applications -Colors in thin films- Newton’s Rings- Determination of wavelength and refractive index.

Diffraction: Introduction – Fresnel and Fraunhofer diffraction – Fraunhofer diffraction due to single slit, double slit – N-slits(Qualitative) – Grating – Dispersive power and resolving power of Grating(Qualitative).

Polarization: Introduction-Types of polarization – Polarization by reflection, refraction and Double refraction – Nicol’s Prism -Half wave and Quarter wave plates

Download UNIT-1 Material PDF | Reference-2 | Ref-3

Unit-2

Lasers and Fiber optics

Lasers: Introduction – Characteristics of laser – Spontaneous and Stimulated emissions of radiation – Einstein’s coefficients – Population inversion –Lasing action- Pumping mechanisms – Ruby laser – He-Ne laser – Applications of lasers.

Fiber optics: Introduction –Principle of optical fiber- Acceptance Angle-Numerical ApertureClassification of optical fibers based on refractive index profile and modes –Propagation of electromagnetic wave through optical fibers – Applications.

Download UNIT-2 Material PDF | Reference-2

UNIT-3:

Engineering Materials

Dielectric Materials: Introduction – Dielectric polarization – Dielectric polarizability, Susceptibility and Dielectric constant – Types of polarizations- Electronic (Quantitative), Ionic (Quantitative) and Orientation polarizations (Qualitative) – Lorentz internal field- Clausius-Mossotti equationPiezoelectricity.

Magnetic Materials: Introduction – Magnetic dipole moment – Magnetization-Magnetic susceptibility and permeability – Origin of permanent magnetic moment – Classification of magnetic materials: Dia, para, Ferro, antiferro & Ferrimagnetic materials – Domain concept for Ferromagnetism & Domain walls (Qualitative) – Hysteresis – soft and hard magnetic materials- Eddy currents- Engineering applications.

Download UNIT-3 Material PDF

Unit-4:

Acoustics and Ultrasonics

Acoustics: Introduction – requirements of acoustically good hall– Reverberation – Reverberation time– Sabine’s formula (Derivation using growth and decay method) – Absorption coefficient and its determination – Factors affecting acoustics of buildings and their remedial measures.

Ultrasonics: Introduction – Properties – Production by magnetostriction and piezoelectric methods – Detection – Acoustic grating – Non Destructive Testing – pulse echo system through transmission and reflection modes – Applications.

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Unit-5:

Crystallography and X-ray diffraction

Crystallography: Space lattice, Basis, Unit Cell and lattice parameters – Bravais Lattice – crystal systems (3D) – coordination number – packing fraction of SC, BCC & FCC – Miller indices – separation between successive (hkl) planes.

X-ray diffraction: Bragg’s law – X-ray Diffractometer – crystal structure determination by Laue’s and powder methods.

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TEXT BOOKS:

1. Engineering Physics – Dr. M.N. Avadhanulu & Dr. P.G. Kshirsagar, S. Chand and Company
2. Engineering physics – D.K. Battacharya and Poonam Tandon, Oxford University press.
3. Engineering Physics by P.K.Palanisamy SciTech publications.

REFERENCE BOOKS:

1. Fundamentals of Physics – Halliday, Resnick and Walker, John Wiley &Sons
2. Engineering Physics – M.R.Srinivasan, New Age Publications
3. Engineering Physics – D K Pandey, S. Chaturvedi, Cengage Learning
4. Engineering Physics – Sanjay D. Jain, D. Sahasrambudhe and Girish, University Press