# Manipur University BSc Physics Syllabus Semester V / 5th Manipur University BSc Physics Syllabus Semester V / 5th

## Semester V

PHY-505: ELECTRONICS

## Basic Circuit Analysis:

Circuit models, Kirchhoff’s law, single equation loops, single node pair circuit, voltage and current divider riles, principle of superposition, Thevenin and Norton’s theorems, two-port analysis of an electrical network

10 Marks

## Semiconductor Diodes:

p-n junction diode, I-V characteristics, application in rectifiers, clippers and limiters, Zener diode and its applications

10 Marks

## Bi-Polar Junction Transistors(BJT):

p-n-p and n-p-n structures, active and saturation regions, characteristics of BJT, common- emitter configuration, input and output characteristics, z and h parameters, common-base • configuration, output characteristics, two-port analysis of a transistor using zand h parameters, load line concept, emitter follower, biasing methods, stability factor, low frequency model
Derivation of current gain, input resistance, voltage gain and output resistance of the CB, CE amplifier configurations ( for small signals) and the CE configuration with an emitter resistor ( also for small signals), bypassing of the emitter resistor with a bypass capacitor.

30 Marks

## Field Effect Transistor(FET)

Classification of various types of FETS, constructional details of junction field-effect transistor, drain characteristics of JFET, biasing of JFET, operating regions, pinch-off voltage, idea of metal-oxide-semiconductor-field-effect-transistor (MOSFET)

10 Marks

## Amplifiers :

Resistance- capacitance *and transformer coupled amplifiers, power amplifiers-class A, B. AB and C operations. Concept of negative and positive feedback, representation of a single — loop negative feedback amplifier, transfer gain with feedback, merits and demerits of negative feedback. ‘Differential amplifiers, principles of operational amplifiers, transfer characteristics, offset parameters, differential gain, CMR. inverting and non-inverting operational amplifier, operational amplifier adder, differentiator, integrator, applications of operational amplifiers

25 Marks

## Oscillators :

Wave-form generators: Barkhausen criterion. RC oscillator. Wien Bridge oscillator, phase shift oscillator

5 Marks

## Digital Circuits :

Binary system, Boolan algebra. N’OR, NAND gates, half and full adders, minimization Of Boolean expressions usingg K-Map

10 Marks

Suggested Books:

1. Digital principles and applications: Donald P. Leach 8z, Albert Paul Malvin°. (Glencoe, 1995)
2. Electronic Principles: Albert Paul Mal-vino (Tata McGraw Hill)
3. Basic Electronics and Linear Circuits: N.N. Bhargava. D.C. Kulshreshtha and S.C. Gupta(Tata McGraw Hill, 2006)
4. Integrated Electronics: Millman and Halkias
5. Electronics : D Chattopadhyay and P C Rakshit

PHY-506: Mathematical Physics

Complex Variables and Functions of a Complex Variable :

Complex numbers and their graphical representation, modulus and argument of a complex number, function of a complex variable, continuity and derivative. Cauchy-Reimann condition, analytic functions, integration of a function of a complex variable. Cauchy’s theorem, Cauchy’s integral formula, Taylor’s series for an analytic function, Laurent series, singularities and their classification, residue and the residue theorem, evaluation of definite integrals

35 Marks

## Special Functions :

Gamma functions, recurrence relations. Beta function and recurrence relations, relation between gamma and beta function
Legendre, Hermite and Laguerre polynomials and associated Legendre functions, differential equations and series solutions, generating functions, recurrence relations, orthogonality relations
Bessel Differential equation, generating function, recurrence relation, zeroes of the Bessel function, orthogonality relation, series expansion of a function in terms of a complete set of orthogonal functions

30 Marks

## Partial Differential Equations :

Vibrations of stretched string, derivation of the equation and its solution under various initial conditions. vibration of rectangular and circular membranes. heat conduction , derivation of the equation, solution for the temperature in a finite rod, semi-infinite rod, the classical wave equation and the Laplace equation

20 Marks

## Fourier Series :

Orthogonality of the sine and cosine functions, Fourier series of a function. Fourier series expansion of a periodic function, Parseval’s theorem, sine and cosine series

15 Marks

Suggested Books:

1. Advanced Engineering Mathematics by Erwin Kreyszig
2. Mathematical Methods for Physicists by G. Arfken and Weber
3. Mathematical Physics by A.K. Ghatak, I Goyal and Chu
4. Applied Mathematics for Engineers and Physicists by L.A. Pipes and L.R. Harvell 5. Complex Variables (Schaum Series): M Spiegel

PHY-507(P):Laboratory

1. To draw the characteristics of a transistor in the CE and CB configurations
2. To draw the resonance curve of series and parallel LCR circuit and to determine the Q-factor
3. Determination of the constant of a ballistic galvanometer by using a standard capacitor
4. To construct two input OR and AND logic gates using p-n junction/transistor and to verify their truth tables
5. To study the performance of NOT circuit using transistors
6. To draw the characteristic of a Zener diode and to study its use as a voltage regulator
7. To study solid state half- wave and full- wave rectifiers and to determine the ripple factor and p.c. of
regulation and different types of filters
8. To plot the frequency response of an R,C.-coupled amplifier (i) without feedback and (ii) with negative
feedback and to determine the bandwidth in each case
9. Determination of self inductance by Anderson’s method
10. Determination of mutual inductance by using a ballistic galvanometer and to draw the M.O.curve
11. Determination of the band gap of a p-n junction diode (germanium)