Unit 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 7 19 GUJARAT TECHNOLOGICAL UNIVERSITY Bachelor of Engineering Subject Code: 3110011 w.e.f

Unit 2 Waves, Motion and Acoustics

7 lecture hours

•  Simple Harmonic motion  Free
• 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 Ultrasonic and Non distractive testing (NDT)

9 lecture hours

•  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 Superconductivity

6 lecture hours

•  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 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
• directionality and brightness
• laser speckles  Applications of lasers in science
• engineering and medicine. 7 20 GUJARAT TECHNOLOGICAL UNIVERSITY Bachelor of Engineering Subject Code: 3110011 w.e.f