JNTUK R20 B Tech EEE 1-2 Applied Physics Material/ Notes PDF Download: Explore the comprehensive JNTUK R20 B Tech EEE 1-1 Applied Physics Material, covering essential concepts in a detailed yet accessible manner. With a focus on coherent sources and interference, the material delves into the significance of identical frequencies and amplitudes for sustained interference. The material also distinguishes between interference and diffraction, elucidating how superposed waves differ from waves bending around obstacles.
Additionally, gain insights into polarization applications, where techniques like polarization in sunglasses, LCDs, and photography play a pivotal role in reducing glare and improving image quality. As you navigate LASER basics and applications, understand the fundamentals of stimulated emission and its diverse real-world applications, ranging from medical surgery to advanced material processing. Elevate your understanding with the provided JNTUK R20 B Tech EEE 1-1 Applied Physics Notes and access the comprehensive material in a convenient PDF format for deeper study. Download now for an enriched learning experience.
JNTUK R20 B Tech 1-2 Applied Physics Material – Units
| No. Of Units | Name of the Unit |
| Unit – 1 | Wave Optics |
| Unit – 2 | Lasers and Fiber optics |
| Unit – 3 | Quantum Mechanics, Free Electron Theory and Band Theory |
| Unit – 4 | Dielectric and Magnetic Materials |
| Unit – 5 | Semiconductors and Superconductors |
Unit 1 Syllabus PDF Download | JNTUK R20 B Tech 1-2 Applied Physics Material
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.
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Unit 2 Syllabus PDF Download | JNTUK R20 B Tech 1-2 Applied Physics Material
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.
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Unit 3 Syllabus PDF Download | JNTUK R20 B Tech 1-2 Applied Physics Material
Quantum Mechanics: Dual nature of matter – Heisenberg’s Uncertainty Principle – Significance and properties of the 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 – an effective mass of an electron – Classification of crystalline solids–the concept of the hole.
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| To Download JNTUK R20 B Tech Physics EEE Material Unit 3 Notes | Download Reference 1 | Download Reference 2 | Download Reference 3 |
Unit 4 Syllabus PDF Download | JNTUK R20 B Tech 1-2 Applied Physics Material
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 Claudius- 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.
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| To Download JNTUK R20 B Tech Physics EEE Material Unit 4 Notes | Download Reference 1 | Download Reference 2 | Download Reference 3 |
Unit 5 Syllabus PDF Download | JNTUK R20 B Tech 1-2 Applied Physics Material
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.
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JNTUK R20 B Tech 1-2 Applied Physics Material PDF Download – Outcomes
- Coherent Sources and Interference: Coherent sources are crucial for sustained interference, requiring identical frequencies and amplitudes.
- Engineering Applications: Interference is applied in optical coatings for transparency and anti-reflective surfaces.
- Interference vs. Diffraction: Interference involves superposed waves, while diffraction deals with wave bending around obstacles.
- Polarization Applications: Polarization finds use in sunglasses, LCDs, and photography for glare reduction and image quality.
- LASER Basics and Applications: Understanding LASER basics, including stimulated emission, leads to diverse applications like medical surgery and material processing.