# Physics Group - I (3110011)

## Teaching Scheme (in Hours)

Theory Tutorial Practical Total
3 0 2 4

Subject Credit :  4

Theory
ESE (E)
Theory
PA (M)
Practical
ESE Viva (V)
Practical
PA (I)
Total
70 30 30 20 150

## Syllabus Content

###### Unit-1:  MODULE 1: Properties of Matter

Concept of Load, Stress and Strain, Hook's Law, Stress-Strain Diagram, Ductility, Brittleness and Plasticity, Elastic behavior of solids, Working stress and factor of safety, Factors affecting elasticity, Types of Elasticity, Twisting couple on a cylinder or wire-shaft, Torsional Pendulum, Cantilever-Depression of Cantilever, Young's modulus by Cantilever, I-shape Griders, Viscosity and comparison of viscosities

###### Unit-2:  MODULE 2: Waves, Motion and Acoustics

Simple Harmonic motion, Free, forced, resonance, damped and undamped vibration, Damped harmonic motion, Force vibration and amplitude resonance, Velocity resonance and energy intake, Wave motion, transverse and longitudinal vibration, Sound absorption and reverberation, Sabine's formula and usage (excluding derivation), Acoustic of building

###### Unit-3:  Module 3: Ultrasonic and Non distractive testing (NDT)

Ultrasonic waves, Properties of ultrasound, Production of ultrasonic waves : Piezoelectric and magnetostriction method, Detection of ultrasound, Application of ultrasound, Introduction of NDT, Advantages of NDT, NDT through ultrasound

###### Unit-4:  Module 4: Superconductivity

Introduction of Superconductivity, Properties of superconductor, Effect of magnetic field, Meissner effect, Pressure effect, Impurity effect, Isotopic mass effect, Mechanism of Superconductivity : BCS Theory, Penetration depth : Magnetic field, Josephson's junction and its application, Application of superconductors

###### Unit-5:  Module 5: Lasers

Properties of Laser, Einstein’s theory of matter radiation : A and B coefficients, Amplification of light by population inversion, Different types of lasers, gas lasers ( He-Ne) solid-state lasers(ruby), Properties of laser beams: mono-chromaticity, coherence, directionality and brightness, laser speckles, Applications of lasers in science, engineering and medicine.

## About Us

Darshan Institute of Engineering & Technology is a leading institute offering undergraduate (B.E.), postgraduate (M.E.) and Diploma programs in engineering.

## Our Contacts

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Gujarat-363650, INDIA

(+91) 97277 47310
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