B.Sc. Physics (Honours) PART I(I II Semester)

SCHEME

B.Sc. Physics (Honours) PART–I(I II semester)

2016-2017, 2017-2018& 2018-19 Session

Code / Title of Paper / Hours
(Per
Week) / Max Marks / Examination
Time (Hours)
Semester – I / Total / Ext. / Int.
Major Courses
PHYS 1.1.1 / Mechanics / 3 / 75 / 60 / 15 / 03
PHYS 1.1.2 / Electricity and Magnetism-I / 3 / 75 / 60 / 15 / 03
PHYS 1.1.3 / Physics Laboratory / 6 / 50 / 40 / 10 / 03
Subsidiary courses
HUMs 1.1.4 / English / 4 / 100 / 80 / 20 / 03
CHEMs 1.1.5 / General Chemistry-I / 4 / 75 / 60 / 15 / 03
CHEMs 1.1.6 / Chemistry Lab / 3 / 25 / 20 / 5 / 03
MathS 1.1.7 / Advanced Calculus and Geometry / 6 / 100 / 80 / 20 / 03
Semester – II
Major Courses
PHYS 1.2.1 / Special Theory of Relativity / 3 / 75 / 60 / 15 / 03
PHYS 1.2.2 / Electricity and Magnetism-II / 3 / 75 / 60 / 15 / 03
PHYS 1.2.3 / Physics Laboratory / 6 / 50 / 40 / 10 / 03
Subsidiary courses
HUMs 1.2.4 / Punjabi / 4 / 100 / 80 / 20 / 03
CHEMs 1.2.5 / General Chemistry-II / 4 / 75 / 60 / 15 / 03
CHEMs 1.2.6 / Chemistry Lab / 3 / 25 / 20 / 5 / 03
MathS 1.2.7 / Linear Algebra / 6 / 100 / 80 / 20 / 03

SEMESTER-I

Major Courses: Physics (Honours)

PHYS 1.1.1: Mechanics

Maximum Marks: External 60 Time Allowed: 3 Hours

Internal 15 Total Teaching hours: 45

Total 75 Pass Marks: 35 %

Out of 75 Marks, internal assessment (based on two mid-semester tests/internal examinations, written assignment/project work etc. and attendance) carries 15 marks, and the final examination at the end of the semester carries 60 marks.

Instruction for the Paper Setter: The question paper will consist of three sections A, B and C. Each of sections A and B will have four questions from respective sections of the syllabus. Section C will have 10 short answer type questions, which will cover the entire syllabus uniformly. Each question of sections A and B carry 10 marks. Section C will carry 20 marks.

Instruction for the candidates: The candidates are required to attempt two questions each from sections A and B, and the entire section C. Each question of sections A and B carries 10 marks and section C carries 20 marks.

Use of nonprogrammable calculator is allowed in the examination centre but this will not be provided by the University/College.

SECTION - A

Mathematical Tools: Differentiation: Basic ideas, the chain rule, implicit differentiation, specialpoints of a function. Differential Equations: First degree first order equations, exact differentials,integrating factor, second order homogeneous and non-homogeneous differential equationswith constant coefficients, complementary solutions and particular integral. Integration: As areaunder the curve and inverse of differentiation, simple examples, integration by substitution andby parts, reduction formulae, integration in plane polar coordinates.

Vectors: Basics, vector addition, products of vectors (Scalar and Vector), reciprocal vectors,vector derivatives, circular motion, vectors and spherical polar coordinates, invariants.

Conservation Laws: Conservation of Energy, Conservative forces, Internal forces andconservation of linear momentum, Centre of mass, systems with variable mass, Space-VehicleProblem. Conservation of Angular Momentum, Internal torques, Angular Momentum about the

Centre of mass, Rotational invariance, Shape of Galaxy.

SECTION - B

Elastic and Inelastic Scattering: Types of scattering and conservation laws, Laboratory andcentre of mass systems, collision of particles which stick together, General elastic collision ofparticles of different mass, Cross-section of elastic scattering, Rutherford scattering.

Dynamics of Rigid Bodies : Equation of motion, angular momentum and kinetic energy of aRotating Body, Moment of Inertia and Radius of Gyration, Rotation of about fixed axes – timedependence of motion, cylinder on an accelerated rough plane, Behaviour of angularmomentum vector, Principal axes and Euler’s equations.Elementary Gyroscope, Symmetrical Top.

Inverse-Square-Law of Forces: Force between a Point Mass and Spherical shell. Forcebetween a Point Mass and Solid Sphere, Gravitational and Electrostatic self-energy.

Gravitational energy of the Galaxy and of uniform sphere; Orbits and their eccentricity, Twobodyproblem - reduced mass. (Ch. IX of Book 2, Ch. 6 of Book 3).

Relevant problems given at the end of a chapter in books 1, 2 and 3.

Recommended Books:

Mathematical Methods for Physics and Engineering: K.F. Riley, M.P. Hobson and S.J.Bence (CambridgeUniversity Press), 1998.
Mechanics (Berkeley) Physics Course I: Charles Kittle, Walter D. Knight, M. Alvin and A. Ruderman (Tata McGraw Hill), 1981.
Mechanics: H.S. Hans and S.P. Puri (Tata McGraw Hill), 2003.
Introduction to Classical Mechanics: R.G. Takwale & P.S.Puranik (Tata-McGraw-Hill), 2000.

PHYS 1.1.2: Electricity and Magnetism-I

Maximum Marks: External 60 Time Allowed: 3 Hours

Internal 15 Total Teaching hours: 45

Total 75 Pass Marks: 35 %

Use of nonprogrammable calculator is allowed in the examination centre but this will not be provided by the University/College.

SECTION - A

Mathematical Tools: Complex Numbers : Real and imaginary parts, complex plane, polar representation, conjugation, algebraic operations, Euler’s formula, power and roots of complex numbers, exponential and trigonometric functions, hyperbolic functions, logarithms, inverse functions. Vector Calculus: Differentiation of vectors, scalar and vector fields, conservative fields and potentials, line integrals, gradient of a scalar field, divergence of a vector field and divergence theorem, curl of a vector field and its physical significance, Stokes’ theorem, combination of grad, div and curl.

Electric Charges and Fields: Conservation and quantization of charge, Coulomb’s Law, Energy of a system of charges. Flux and Gauss’s law. Brief review of electric fields of a spherical charge distribution, a line charge and an infinite flat charged sheet.

SECTION - B

Electric Potential: Potential as line integral of field, potential difference, Gradient of a scalar function, Derivation of the field from the potential, potential of a charge distribution, Uniformlycharged disc. Force on a surface charge, energy associated with an electric field, Gauss’s theorem and differential form of Gauss’s law, Laplacian and Laplace’s equation, Poisson’s equation.

Electric Fields Around Conductors: Conductors and insulators, General electrostaticproblem. Boundary conditions, Uniqueness theorem, some simple system of conductors;capacitors and capacitance, Energy stored in a capacitor.

Electric Currents: Charge transport and current density, Stationary currents, Ohm’s law,Electrical conduction model, Failure of Ohm’s law, Circuits and circuit elements, Energydissipation in current flow, variable currents in capacitors and resistors.

Relevant problems given at the end of each chapter in books 1,2 and 3.

Recommended Books:

Mathematical Methods in the Physical Sciences: M.L.Boas (Wiley), 2002.
Introduction to Mathematical Physics: C. Harper (Prentice Hall of India), 2004.
Electricity and Magnetism (Berkley, Phys. Course 2): E.M. Purcell (Tata McGraw Hill), 1981.
Elements of Electromagnetics: M.N.O.sadiku (OxfordUniversity Press), 2001.
Electricity and Magnetism: A.S. Mahajan & A.A. Rangwala (Tata- McGraw Hill), 1988.
Electricity and Magnetism: A.N. Matveev (Mir), 1986.

PHYS 1.1.3: Physics Laboratory

Maximum Marks: 50 Time allowed: 3 Hours

Pass Marks: 45% Total teaching hours: 90

Out of 50 Marks, internal assessment carries 10 marks, and the final examination at the end of the semester carries 40 marks.

Internal assessment will be based on day to day performance of the students in the laboratory, viva voice of each experiment, regularity in the class, and number of experiments performed.

Note: (i) Ten to twelve experiments are to be performed in first Semester.

(ii) The candidate is to mark four experiments on the question paper. The examiner will allot one experiment to be performed. The distribution of marks is given below:

One full experiment requiring the student to take some data, analyse it and draw conclusions-(candidates are expected to state their results with limits of error). (20)
Brief theory (06)
Viva-Voce (08)
Record (Practical File) (06)

List of Experiments:

Experimental skills: General Precautions for measurements and handling of equipment,Presentation of measurements, Fitting of given data to a straight line, and Error analysis,Significant figures and interpretation of results.

Use of Vernier calipers, Screw gauge, Spherometer, Barometer, Sphygmomanometer,Lightmeter, dry and wet thermometer, TDS/conductivity meter and other measuringinstruments based on applications of the experiments. Use of Plumb line and Spirit level.
To study the variation of time period with distance between centre of suspension andcentre of gravity for a bar pendulum and to determine:

(i)Radius of gyration of the bar about an axis through its C.G. and perpendicular to itslength.

(ii)The value of g in the laboratory.

Determination of ‘g’ by Kater's pendulum.
Determination of ‘g’ by free-fall method using electronic timer.
To study moment of inertia of a flywheel.
Determination of height (of inaccessible structure) using sextant.
Determination of modulus of rigidity by static method.
Determination of modulus of rigidity by (i) dynamic method Maxwell's needle/Torsionalpendulum; (ii) Forced torsional oscillations excited using electromagnet.
Determination of coefficient of viscosity of a given liquid by Stoke's method. Study itstemperature dependence.
To determine the Young's modulus by (i) bending of beam using travelingmicroscope/laser, (ii) Flexural vibrations of a bar.
To study one dimensional collision using two hanging spheres of different materials.
Dependence of scattering angle on kinetic energy and impact parameter in Rutherfordscattering (mechanical analogue).
To measure the coefficient of linear expansion for different metals and alloys.
Determination of E.C.E. of hydrogen and evaluation of Faraday and Avogadro constants.
To study the magnetic field produced by a current carrying solenoid using a pick-upcoil/Hall sensor and to find the value of permeability of air.
To determine the frequency of A.C. mains using sonometer.
To study given source of electrical energy and verify the maximum power theorem.

Subsidiary courses: Physics (Honours)

HUMs 1.1.4: English

Maximum Marks: External 80 Time Allowed: 3 Hours

Internal 20 Total Teaching hours: 50

Total 100 Pass Marks: 35 %

COURSE CONTENT

The course content of this paper shall comprise the following books:

Perspectives: Selections from Modern English Prose and Fiction, edited by S.A. Vasudevan and M. Sathya Babu, Published by Orient Longman.
Six One-Act Plays, edited by Maurice Stanford, Published by Orient Longman.

TESTING

The paper shall have two sections. Section-A shall comprise testing from Perspectives while Section-B from Six One-Act Plays.

SECTION - A: PERSPECTIVES

Q.1(Based on the section entitled "Prose", comprising chapters I to VI)

(a)One essay-type question with internal alternative. The answer should not exceed 250 words.

12 Marks

(b)Five short-answer questions to be attempted out of seven. Each answer should be written in 25 to 30 words.

5×2=10 Marks

Q.2(Based on the section entitled "Fiction", comprising chapter VII to IX)

(a)One essay type question with internal alternative on character/theme and incident/episode. The answer should not exceed 250 words.

12 Marks

(b)There will be one short answer question from each of the three stories. The candidate shall be required to attempt any two. Each answer should be written in 25 to 30 words.

2×3=6Marks

Q.3(Based on the section entitled "Biographies", comprising chapter X to XII)

(a)One essay type question with internal alternative. The answer should not exceed 250 words.

10 Marks

(b)There will be one short answer question from each chapter. The candidate shall be required to attempt any two. Each answer should be written in 25 to 30 words.

2×2½=5 Marks

SECTION – B: SIX ONE-ACT PLAYS

Q.4(a)One essay type question on character, incident/episode or theme with internal alternative. The answer should not exceed 250 words.

15 Marks

(b)Five short-answer questions to be attempted out of seven. Each answer should be written in 25 to 30 words.

5×2=10 Marks

CHEMs 1.1.5:GENERAL CHEMISTRY-I

Maximum Marks: External 60 Time Allowed: 3 Hours

Internal 15 Total Teaching hours: 45

Total 75 Pass Marks: 35 %

Instruction for the Paper Setter: The question paper will consist of three sections A, B and C. Each of sections A and B will have four questions from respective sections of the syllabus. Section C will have 10 short answer type questions, which will cover the entire syllabus uniformly. Each question of sections A and B carry 10 marks. Section C will carry 20 marks.

Instruction for the candidates: The candidates are required to attempt two questions each from sections A and B, and the entire section C. Each question of sections A and B carries 10 marks and section C carries 20 marks.

Use of nonprogrammable calculator is allowed in the examination centre but this will not be provided by the University/College.

The course of this paper corresponds to Physical & Organic Chemistry.

SECTION - A

Chemical Thermodynamics and Chemical Equilibrium:

Objectives and limitations of Chemical Thermodynamics, State functions, thermodynamicequilibrium, work, heat, internal energy, enthalpy.

First Law of Thermodynamics: First law of thermodynamics for open, closed and isolatedsystems.Reversible isothermal and adiabatic expansion/compression of an ideal gas. Irreversible isothermal andadiabatic expansion.

Enthalpy change and its measurement, standard heats of formation and absolute enthalpies. Kirchoff’sequation.

Second and Third Law: Various statements of the second law of thermodynamics. Efficiency of a cyclicprocess (Carnot’s cycle). Entropy. Entropy changes of an ideal gas with changes in P,V, and T. Freeenergy and work functions. Gibbs-Helmholtz Equation. Criteria of spontaneity in terms of changes in freeenergy.

Third law of thermodynamics: Absolute entropies.

Thermodynamics of Simple Mixtures: Partial molar quantities and their significance. Chemical potentialand its variation with T and P. Fugacity function and its physical significance. Concept of activity andactivity coefficient.

Chemical Equilibrium: General characteristics of chemical equilibrium, thermodynamicderivation of the law of chemicalequilibrium, Van’t Hoff reaction isotherm. Relation between Kp, Kc and Kx. Temperature dependence ofequilibrium constant-Van’t Hoff equation, homogeneous & heterogreneous equilibria, Le Chetalier’sprinciple.

Compounds of Carbon

Differences in chemical and physical behaviour as consequences of structure. Discussion (withmechanism) of reactions of hydrocarbons’ ranging from saturated acyclic and alicyclic,unsaturated dienes and aromatic systems. Huckel rule; as applied to 4n+2 systems. Industrialsources and utility of such compounds in daily life for medicine clothing and shelter.

Section-B

Stereochemistry

Structure, reactivity and stereochemistry. Configuration and conformation. Optical activity due tochirality; d,l, meso and diastereoisomerism, sequence rules. Reactions involving stereoisomerism.

Geometrical isomerism – determination of configuration of geometric isomers. E & Z system ofnomenclature. Conformational isomerism – conformational analysis of ethane and n- butane;conformations of cyclohexane, axial and equatorial bonds, conformations of monosubstitutedcyclohexane derivatives. Newman projection and Sawhorse formule, Fischer and flying wedgeformulae.

Spectra of Organic Molecules:Range of electromagnetic spectrum. Absorptionand emission spectra. Pure rotational and vibrationrotationspectra of diatomic molecules. Rotational and vibrational Raman spectra. Electronic spectra ofdiatomic molecules. Introduction to Infrared, Ultraviolet/Visible and Proton NMR Spectroscopy. Use ofthese spectroscopictechniques in identification of various functional groups. Structure elucidation ofsimple organic molecules.

Suggested Books

ESSENTIAL

Mahan B.H., University Chemistry, Pubs: Norosa Publishing House, 1998.
Puri B.R., Sharma L. R. and Pathania M. S., Principles of PhysicalChemistry, Pubs: Vishal Publishing Company, 2003.
Sienko M.J. and Plane R.A., Chemistry principles and properties, Pubs: MC Graw-Hill, NewYork 1975.
Morrison R.T.N. and Boyd R.N., Organic Chemistry, 5th edn., Pubs: Allyn and Bacon, London,1987.
Cotton F.A., Wilkinson G.W. and Gaus P.L., Basic Inorganic Chemistry, Pubs: John Wiley &Sons, 1987.

CHEMs 1.1.5:GENERAL CHEMISTRY-I