Electric Cell and its Internal resistance potential difference and emf of a

Electric cell and its internal resistance potential

This preview shows page 9 - 15 out of 19 pages.

. Electric Cell and its Internal resistance, potential difference and emf of a cell, combination of cells in series and in parallel. Kirchhoff's laws and their applications. W heatstone bridge, Metre bridge. Potentiometer - principle and its applications. Contd..P/5
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- 5 - Unit - XIII: Magnetic Effects of Current and Magnetism Biot - Savart law and its application to curren t carrying circular loop. Ampere's law and its applications to infinitely long current carrying straight wire and solenoid. Force on a moving charge in uniform magnetic and electric fields. Cyclotron. Force on a current - carrying conductor in a uniform ma gnetic field. Force between two parallel current - carrying conductors - definition of ampere. Torque experienced by a current loop in uniform magnetic field; Moving coil galvanometer, its current sensitivity and conversion to
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ammeter and voltmeter. Current l oop as a magnetic dipole and its magnetic dipole moment. Bar magnet as an equivalent solenoid, magnetic field lines; Earth’s magnetic field and magnetic elements. Para - , dia - and ferro - magnetic substances Magnetic susceptibility and permeability, Hyster esis, Electromagnets and permanent magnets. Unit - XIV: Electromagnetic Induction and Alternating Currents Electromagnetic induction; Faraday's law, induced emf and current; Lenz's Law, Eddy currents. Self and mutual inductance. Alternating currents, pea k and rms value of alternating current/ voltage; reactance and impedance; LCR series circuit, resonance; Quality factor, power in AC circuits, wattless current. AC generator and transformer. Unit XV: Electromagnetic Waves
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Electromagnetic waves and t heir characteristics. Transverse nature of electromagnetic waves. Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X - rays, gamma rays). Applications of e.m. waves . Contd...P/6 - 6 - Unit XVI: Optics Reflection and refraction of light at plane and spherical surfaces, mirror formula, Total internal reflection and its applications, Deviation and Dispersion of light by a prism, Lens Formula, Magnification, Power of a Lens, Comb ination of thin lenses in contact, Microscope and Astronomical Telescope (reflecting and refracting) and their magnifying powers. Wave optics: wavefront and Huygens' principle, Laws of reflection
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and refraction using Huygen's principle. Interferen ce, Young's double slit experiment and expression for fringe width, coherent sources and sustained interference of light. Diffraction due to a single slit, width of central maximum. Resolving power of microscopes and astronomical telescopes, Polarisation, plane polarized light; Brewster's law, uses of plane polarized light and Polaroids. Unit - XVII: Dual Nature of Matter and Radiation Dual nature of radiation. Photoelectric effect, Hertz and Lenard’s observations; Einstein’s photoelectric equation; pa rticle nature of light. Matter waves - wave nature of particle, de Broglie relation. Davisson - Germer experiment. Unit - XVIII: Atoms and Nuclei Alpha - particle scattering experiment; Rutherford's model of atom;
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Bohr model, energy levels, hydrogen spectr um.
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  • Fall '10
  • noris
  • Magnetic Field, Fundamental physics concepts

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