EAMCET Syllabus
March 6, 2009 · Print This Article · Email It
RAY OPTICS AND OPTICAL INSTRUMENTS: Nature of Light – Newton’s corpuscular theory – Huygen’s wave theory – Electromagnetic wave theory, Electromagnetic spectrum; Refraction through prism; derivation of refractive index of material of prism for minimum deviation – Critical angle – Total internal reflection – Relation between critical angle and refractive index – Application of total internal reflection to optical fibers. Defects in images – Spherical and chromatic aberrations and methods of their reduction ( Qualitative treatment ) – Microscopes; Formula for magnification of simple microscope and compound microscope; Telescope; Formula for magnification of astronomical and terrestrial telescopes; Construction of Ramsden’s and Huygen’s eyepieces; Dispersion of light – Dispersive Power – Pure and impure spectra conditions for obtaining pure spectrum. Different kinds of spectra – Emission spectra-line, band and continuous spectra; Absorption spectra – significance of emission and absorption spectra; Fraunhoffer lines and their significance.
PHYSICAL OPTICS : Interference of light – Coherent sources – Conditions for interference; Young’s double slit experiment –Derivation of intensity and fringe width; uses of interference. Diffraction; Fresnel and Fraunhoffer Diffraction (without expressions) – and their Applications – Polarisation – concepts of polarization – production of plane polarised light by reflection and refraction- double refraction – Polaroids.
MAGNETISM : Coulomb’s inverse square law – Definition of Magnetic field – Magnetic lines of force, uniform and non-uniform magnetic field. Couple acting on a bar magnet placed in a uniform magnetic field. Definition of magnetic moment of magnet. Magnetic induction due to a bar magnet on axial and equatorial lines. Superposition of magnetic fields – Tangent Law – Deflection Magnetometer. Comparison of Magnetic Moments in Tan A, Tan B positions by equal distance method and null method. Verification of inverse Square Law. Vibration magnetometer – principle and description: Experimental determination of M and BH earth’s horizontal component using vibration magnetometer. Types of magnetic materials – dia, para ferromagnetic materials; properties and uses.
ELECTROSTATICS : Charges – conservation of charge and additive property of charges; Coulomb’s inverse square law – permittivity of free space and medium – Force between two point charges; force due to multiple charges – principle of superposition with examples; concept of electric filed – Electric lines of force and their properties – Electric intensity definition – Force on a charge in an electric filed (F=Eq) – Electric intensity due to isolated charge and due to multiple charges – electrostatic potential, definition – Potential due to point charge and group of charges – relation between electrostatic potential and electric intensity; Electrostatic potential energy of a system of a charges ; electric flux – definition; Gauss Law: Statement – Application of Gauss Law to find electric intensity and electrostatic potential due to continuous charge distribution of infinite long wire and infinite plane sheet and spherical shell (only formulae). Capacitance – Definition of Electrical Capacity of a Conductor – Capacitance – Dielectric constant – Definition of Condenser, its uses – Parallel plate Condenser – formula for capacitance of parallel Plate Condenser – Dielectric, Dielectric strength – Effect of dielectric on capacitance of capacitors. Capacitors in series and in parallel – derivation of the equivalent capacitance for the series and the parallel combination; Energy stored in a condenser – Effect of dielectric on Energy of Condenser – Types of capacitors – their users.
CURRENT ELECTRICITY : Electric current – Flow of electric charges in metallic conductor – Drift velocity and mobility – Relation between electric current and drift velocity – Ohm’s Law – Statement – Ohmic and NonOhmic elements with examples – conductance – specific resistance – variation of resistivity with temperature – Variation of Resistance with temperature – Thermistor – E.M.F. of cell – Internal resistance and back E.M.F. – difference between EMF of a cell and potential difference – Electrical energy – Power and their units; definition of KWHr, Kirchoff’s laws; statement of Kirchoff’s voltage of law – Kirchoff’s current law – Application to wheatstone bridge – condition for balancing – meter bridge – determination of resistance of a conductor using meter bridge – Principle of potentiometer – determination of internal resistance and E.M.F. of a cell using potentiometer – Series and parallel combination of cells – derivation of equivalent E.M.F. for the series and parallel combination of cells.
