PHYSICS PAPER 1ST SYLLABUS BSC 1ST YEAR

     PHYSICS  PAPER 1ST SYLLABUS BSC 1ST YEAR

UNIT 1^ST PHYSICAL LAWAND FRAME OF REFERENCE

(A)  INERTIAL AND NON-INERTIAL FRAMES: transformation of displacement, velocity, acceleration between different frames of reference involving translation. Galilean transformation and invariance of newton’s laws.

(B)   SPECIAL THEORY OF RELATIVITY:  Postulates of special theory of relativity, Lorentz transformation, transformation of velocity and acceleration, Length contraction and time dilation with experimental verification.

(C)   CORIOLIS FORCE: Transformation of displacement, velocity and acceleration between rotating frame , Pseudo forces, Motion relative to earth, Focult’s   Pendulam.

        UNIT 2^nd  CENTER OF MASS  

(A)   INTRODUCTION ABOUT CENTER OF MASS, CENTER OF MASS FRAME: collision of two particles in one and two dimentions (elastic and inelastic ), Slowing down of neutrons in a moderator. Motion of a system with varying mass, Angular momentum concept , conservation and charge particle scattering by a nucleus.

(B)   RIGID BODY: Equation of a motion of s rosting body, Inertial coefficient, Case of J not parallel to O, kinetic energy of rotation and idea of principal axes, Processional motion of a spinning top.

(C)   CONSRVATIVE FORCES: introduction about conservative and non-conservative forces, Rectilinear motion under conservation forces, Discussion of potential energy curve and motion of a particle.

                      UNIT 3^RD MOTION UNDER CENTRAL FORCES

(A)  Introduction about central forces , motion under central forces ,Gravitational interaction , inertia and gravitational mass, General solution under gravitational interaction, Keplers Laws, Discussion of trajectories ,cases of elliptical and circular orbits, Rutherford scattering.

(B)   DAMPED HARMONIC OSCILLATIONS: Introduction about oscillations in a potential well, Damped force and motion under damping , Damped simple harmonic oscillator ,Power dissipation, An harmonic oscillator and simple pendulum as an example.

                         UNIT 4^th DRIVEN HARMONIC OSCILLATIONS

(A)  Driven harmonic oscillator with damping , frequency response, phase relation, Quality factor, resonance ,series and parallel of LCR circuit, Electromechanical system-Ballistic Galvanometer.

(B)   COUPLED OSCILLATIONS: Equation of motion of two coupled simple harmonic oscillators  ,Normal modes, motion in mixed modes , Transient behaviour, Dynamics of a number of oscillators with neighbour interactions