Page 11 - Integrated M.Sc. Physics

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SASTRA Deemed to be University M.Sc. in Physics (Integrated)
L T P C
Course Code: PHY102 4 1 0 5
Semester: I
PROPERTIES OF MATTER
Course objective:
The objective of this course is to introduce the learner to:
Various physical properties of matter such as stress, strain, elasticity, viscosity,
surface tension and pressure.
Concept of fluid dynamics, which is important to understand various applications of
liquids and gases
UNIT – I 15 Periods
Elasticity
Stress, Strain, Moduli of Elasticity - Elastic Constants of an Isotropic Solid - Their
Interrelation - Poisson Ratio - Work Done in a Strain - Torsion - Couple per Unit Twist –
Determination of rigidity modulus – Static torsion method- work done in twisting a wire -
Torsional Oscillations - Torsion Pendulum.
UNIT – II 15 Periods
Bending of Beams:
Expression for bending moment – Expression for depression –Cantilever oscillation –
Expression for time period – Experiment to find Young’s modulus – Non-uniform bending –
Experiment to find Young’s modulus by Koenig’s method – Uniform bending – expression
for elevation – experiment to find Young’s modulus using microscope.
UNIT – III 15 Periods
Viscosity of Fluids
Archimedes’ Principle - Stream Lined and Turbulent Flow - Poiseuille’s Formula - Coefficient
of Viscosity of Liquids (Burette Method) - Reynold’s Number - Stoke's Law - Coefficient of
Viscosity of Higher Viscous Liquids (Stoke's Method) - Searle's Viscometer - Lubricants.
UNIT – IV 15 Periods
Surface Tension
Molecular Interpretation of Surface Tension - Surface Tension and Surface Energy -
Excess Pressure over a Curved Surface - Excess Pressure Inside a Drop and Bubble -
Variation of Surface Tension with Temperature - Angle of Contact- Quincke’s Method -
Formation of Drops - Drop Weight Method.
UNIT – V 15 Periods
Fluid Dynamics
Fluid Pressure, Thrust and Centre of Pressure - Centre of Pressure of a Rectangle and
Triangle - Stability of Floating Body - Meta Centre - Metacentric Height - Variation of
Atmospheric Pressure with Altitude. Equation of Continuity - Euler’s Equation for
Unidirectional Flow - Torricelli’s Theorem - Bernoulli’s Theorem and Applications.
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