Vignan University VSAT 2013 Entrance Test Physics Syllabus
Vignan University VSAT 2013 Online Test Physics Syllabus is made available for Students. All Students who aspires to apply and appear for VSAT 2013 Entrance Test are hereby informed to check the VSAT 2013 Physics Syllabus.
Students can check the Subject wise and Topic wise Syllabus that should be Covered in Order to Crack the VSAT 2013 Entrance Exam. Students can check the Details of VSAT 2013 Entrance Test Physics syllabus.
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Vignan University VSAT 2013 Physics Syllabus :
Unit 1: Units & Dimensions and Measurement Units for fundamental and derived quantities, system of units, rules for writing units, multiple and submultiples units in S.I system, Accuracy and precision, errors, types of errors – random errors, gross errors, systematic errors, absolute errors, mean absolute error, relative error, percentage error, errors due to addition, subtraction, multiplication, division and powers of observed quantities, dimensions of physical quantities, dimensional formulae, applications and limitations of dimensional analysis Vectors Scalars and vectors, types of vectors – equal, null and unit vectors, position vector, parallelogram law of vectors - applications, Triangle of law of vectors – applications, expression for resultant vector, polygon law of vectors, concept of relative velocity – application to relative motion of a boat in a river, multiplication of vector with scalar scalar product with examples, vector product with examples Rotatory Motion Basic concepts – angular displacement, angular velocity, angular acceleration, centripetal and centrifugal force - applications, motion of a body in a vertical circle, concept of Torque and couple, Angular momentum, moment of Inertia - parallel and perpendicular axes theorems, M. I. of a thin rod, uniform disc, rectangular lamina, solid sphere, hollow sphere, circular ring, solid cylinder, hollow cylinder, law of conservation of angular momentum with examples Gravitation Universal law of gravitation, nature of gravity, relation between g and G, variation of acceleration due to gravity with altitude, depth, latitude and shape of the earth – black holes – inertial and non – inertial frames inertial and gravitational masses – escape velocity – orbital velocity – geostationary satellites and their uses Unit 2: Kinematics Motion in a straight line, uniform motion, uniformly accelerated motion using position – time, velocity – time graphs, and relations for uniformly accelerated motion – concept of acceleration due to gravity equations of motion of freely falling body - vertically projected bodies from ground and tower – projectiles oblique projection, horizontal projection from top of a tower - applications Laws of motion (Dynamics) Force and Inertia, Newtons first law of motion; momentum, Newtons second law of motion; Impulse, apparent weight, Newtons third law of motion; law of conservation of linear momentum and its applications, At woods machine, objects suspended by strings, blocks placed in contact with each other on frictionless horizontal surface Work, Power and Energy Definitions and units of work – power – energy – expressions for P.E. & K.E., work – energy theorem, law of conservation of energy examples Collisions Collisions in one dimension – elastic and inelastic collision, coefficient of restitution, equation for height attained by freely falling body after a number of rebounds on the floor Centre of mass Definition of centre of mass – examples – centre of gravity – co-ordinates of centre of mass, characteristics, centre of mass of rigid body with homogeneous distributions of mass – thin rod, circular ring, disc, sphere Friction Types of friction – static, kinetic and rolling – causes of friction – methods to reduce friction – motion of a body on the rough horizontal surface – pushing and pulling of lawn roller – acceleration, velocity of a body sliding on smooth and rough inclined planes Unit 3: Elasticity Stress – strain Hook’s law – modulii of elasticity (Y, n, K) poisson’s ratio – behaviour of a wire under increasing load, elastic fatigue, strain energy, Searls experiment Surface Tension Surface tension – definition – examples, molecular theory – force due to surface tension – applications, surface energy, work done in splitting the liquid drop – applications, angle of contact, capillarity – example, experimental determination of surface tension by capillary rise method, excess pressure inside a liquid drop and soap bubble applications Fluid mechanics and viscosity Principle of buoyancy – pressure energy in a fluid, equation of continuity and Bernoullis theorem – application to aerodynamic lift and motion of spinning ball, steam line flow – turbulent flows – characteristics of stream line flow - turbulent flow – Poisuilles equation – Stokes formula – terminal velocity Unit 4: Simple Harmonic Motion Definitions and examples – displacement, velocity, acceleration, time period, frequency – time period of simple pendulum, spring pendulum, force constant, K.E. and P.E. of a body in SHM Wave motion and Sound waves Types of waves; longitudinal and transverse, progressive wave and its equation, stationary wave and its equation, principle of superposition of waves, reflection of waves, formation of stationary waves in stretched strings, laws of vibrating strings, sonometer, characteristics of sound, speed of sound in solids, liquids and gases, free and forced vibrations, resonance, standing waves in organ pipes – closed and open pipes (harmonics and overtones), Beats - definition and applications – Doppler effect – expressions for apparent frequency of sound in different cases - applications and limitation of Doppler effect – Echoes – absorption of sound waves – reverberation time – fundamentals of building acoustics – Sabines formula applications Unit 5: Ray Optics Theories of light – Refraction of light at plane surface – prism – R.I. of – prism – critical angle – total internal reflection - application optical fibre – Lens makers formula – applications, lens theory, defects in images-spherical and chromatic aberrations and methods of their reduction – optical instruments – simple and compound microscopes – astronomical and terrestrial telescopes – Ramsdens eyepiece – Huygens eye piece, – kinds of spectra – emission, line, band and continuous spectra – absorption spectra – applications, fraunhoffer lines and their significance Physical Optics Interference of light – coherent sources – conditions for interference, Youngs double slit experiment – fringe width - diffraction different classes of diffraction – Fresnels and Fraunhofers diffraction – application – polarization – production of plane polarized light by reflection and refraction – double refraction Polaroids Unit 6: Magnetism Coulombs inverse square law, magnetic field, magnetic lines of force, uniform and non – uniform magnetic fields couple acting on a bar magnet, magnetic moment – Bon axial and equatorial lines – Tangent law – deflection magnetometer – comparison of magnetic moments in Tan A and Tan B, position in equal distance and null methods - verification of inverse square law vibration magnetometer – experimental determination of M and B – dia, para and H ferromagnetic materials, properties and uses Electrostatics Electric charge – properties, coulombs inverse square law – principle of superposition with examples – concept of electric – field electric lines of force and their properties – electric intensity – Intensity due to isolated charge and due to multiple charges – electrostatic potential, definition-potential due to point charge and group of charges – relation between V and E, electrostatic potential energy, electric flux, Gauss law-Applications of Gauss law to find electric intensity and potential due to continuous charge distribution of infinite wire and infinite plane sheet and spherical shell - capacitance – dielectric constant – condenser-definition and its uses – parallel plate condenser – effect of dielectric on capacitance of capacitors, capacitors in series and parallel, energy stored in a capacitor – types of capacitors - their uses Current Electricity Electriccurrent – drift velocity – mobility, Ohms lawandapplications,resistance,conductance,specificresistance, specific conductance, variation of resistance and resistivity with temperature – thermostat – effective resistance in different cases, EMF of a cell electrical energy – electrical power and their units – Kirchoffs laws application to Wheatstone bridge – condition for balancing – metre bride – potentiometer applications.Unit 7: Thermoelectricity Thermo emf – cause – explanation of Seebecks effect, Peltier effect, Thomson effect, their coefficients – variation of thermo emf with temperature – Neutral and inversion temperature – applications of thermocouples Electromagnetics Oersteds experiment, different laws to determine the direction of magnetic field – Biot-Savarts law – Amperes law - magnetic field near a long straight conductor, circular coil – tangent galvanometer, force on a moving charge and current carrying conductor in a magnetic field – force between two straight and parallel conductors, Flemings left hand rule – working of moving coil galvanometer – conversion of MCG into ammeter and voltmeter -electromagnetic induction – Faradays law, – Flemings right hand rule – self inductance – mutual inductance – transformer – growth and decay of charge in C – R circuit connected to dc source – growth and decay of current in L – R circuit connected to dc source – time constant in C – R , L- R circuits significance Alternating currents – Instantaneous, peak mean and rms values of alternating current and alternating voltage applied to pure resistor, pure inductor, L- R, C – R and LCR circuits Unit 8: Atomic Physics Discovery of electron – specific charge of the electron by J.J. Thomsons method – Millikans oil drop experiment, photoelectric effect -laws of photoelectric effect – Einsteins photo electric equation – Millikans experimental verification of PEE, photo electric cells, X – rays, X – ray spectra, continuous and characteristic x – ray spectra, comopton effect, de Broglies hypothesis – matter waves Nuclear Physics Nucleus and its composition, mass defect, binding energy, binding energy curve, natural radio activity a, b, g rays - properties, radioactive decay law, half life and average life, nuclear forces and their properties discovery of Neutron, radio isotopes and uses, artificial transmutation, nuclear fission, chain reaction, nuclear reactor, nuclear fusion - energy of sun and stars (carbon – nitrogen cycle, proton – proton cycle), classification of fundamental particles Semiconductor Devices Intrinsic & extrinsic semi conductors, p – type, n – type, P- N junction, junction diode, forward bias, reverse bias, current - voltage characteristics – rectifiers – Half wave and full wave rectifiers – zener diode as voltage regulator, transistor - PNP, NPN transistors and their working, V – I characteristics of transistor in CE configuration, Transistor as amplifier, logic (OR, AND, NOT, NAND, NOR) Communication Systems Elements of communication system (block diagrams), band width of signals (speech, TV and digital data) - propagation of electromagnetic waves in the atmosphere, sky and space wave propagation modulation
Unit 9: Temperature and thermal expansion of Solids, Liquids and Gases Thermal expansion of materials using potential energy curve (only qualitative treatment), coefficient of linear (a), area (b) and volume (r) expansions, the coefficients of real (r ) and apparent (r ) expansion of liquid, variation of density of r a solids and liquids with temperature, specific gravity bottle method for the determination of , anamalous expansion of water and its significance in nature, volume and pressure coefficients of gases-their relationship – Regnaults apparatus – Boyels law, Charles law – ideal gas equation – universal gas constant significance Thermodynamics Heat – definition – calorie, thermal capacity, specific heat, latent heat – calorimetry – determination of specific heat and latent heat by method of mixtures – Joules law – first law and second law of thermodynamics, heat engine – refrigerator, phases of matter – triple point of water – specific heats of gases Cp, Cv and their relationship – Isothermal and adiabatic processes – relationships between P, V and T in adiabatic process – external work done by ideal gas in adiabatic, isothermal processes Transmission of heat Conduction – coefficient of thermal conductivity – convection – free and forced convection – thermal radiation - properties, provosts theory of heat exchange – emissive and absorptive power of bodies – black body radiation - kirchoffs law and its applications – Stefans law – Newtons law of cooling
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