Unit – I
Electrostatics
1. Electric Charges and Fields:
Electric Charge and its Quantization.
Force Between Two Point Charges.
Force Between Multiple Charges.
Continuous Charge Distribution.
Electric Field Due To A Point Charge.
Electric Field Due To A Dipole At Any Point.
Torque on A Dipole in Uniform Electric Field.
infinitely Long Straight Wire.
2. Electrostatic Potential and Capacitance:
Electric Potential Due to A Point Charge.
Potential Due to A System of Charges.
Free Charges and Bound Charges inside A Conductor.
Dielectrics and Electric Polarization.
Capacitance of A Parallel Plate Capacitor with and Without Dielectric Medium Between The Plates.
Combination of Capacitors in Series and in Parallel.
Unit – II
Current Electricity
Mobility and Their Relation with Electric Current.
Effect of Temperature on Resistance,
V – I characteristics (linear and non-linear),
Internal Resistance of A Cell,
Combination of Cells in Series and Parallel,
Kirchhoff’s Laws and Simple Applications.
Measurement of internal Resistance of A Cell.
Unit – III
Magnetic Effect of Current and Magnetism
1. Moving Charges and Magnetism:
Ampere’s Law and its Application to infinitely Long Straight Wire,
Straight and Toroidal Solenoid (Qualitative Treatment Only),
Force on A Moving Charge in Uniform Magnetic And Electric Fields,
Force on A Current Carrying Conductor in A Uniform Magnetic Field,
Force Between Two Parallel Current Carrying Conductors,
Torque Experienced by A Current Loop in Uniform Magnetic Field,
Moving Coil Galvanometer- its Current Sensitivity and Conversion to Ammeter and Voltmeter.
2. Magnetism and Matter:
Current Loop as A Magnetic Dipole and its Magnetic Dipole Moment,
Magnetic Dipole Moment of a Revolving Electron,
Earth’s Magnetic Field and Magnetic Elements.
Para-Magnetic, Dia-Magnetic and Ferro- Magnetic Substances with Examples.
Unit – IV
Electromagnetic induction and Alternating current
1. Electromagnetic induction:
Faraday’ laws of electromagnetic induction.
Motional EMF and Current induced Due to it.
Lenz’s law.
Eddy currents.
Self and Mutual induction.
2. Alternating Current:
Alternating Currents.
Peak and RMS Value of Alternating Current/Voltage.
Reactance and impedance.
LC Oscillation (Qualitative idea Only).
LCR Series Circuit (Qualitative idea Using impedance Triangle)
Resonance
Power in AC circuits.
Wattles Current.
Transformer (Principle of Working & Efficiency).
Unit – V
Electromagnetic waves
Electromagnetic Spectrum (Radio Waves, Microwaves, infrared, Visible, Ultra
Violet, X-Ray and Gamma Rays), including Elementary ideas About Their Uses.
Unit – VI
Optics
1. Ray Optics and Optical instruments:
Refraction of Light
Refractive index, its Relation with Velocity of Light (Formula Only)
Total internal Reflection and its Applications
Refraction at Spherical Surfaces
Thin Lens Formula
Lens Makers Formula
Magnification
Power of Lenses
Combination of Two Thin Lenses in Contact
Combination of a Lens and a Mirror
Refraction and Dispersion of Light Through Prism.
Optical instruments: Microscopes and Telescopes (Reflecting) and Their Magnifying Powers.
2. Waves Optics:
Wave Front
Huygen’s Principle
Interference
Young’s Double Slit Experiment and Expression for Fringe Width
Coherent Sources
Sustained interference of Light.
Diffraction Due to A Single Slit.
Width of A Central Maximum.
Polarization
Plane Polarized Light.
Brewster’s Law.
Unit – VII
Dual Nature of Radiation and Matter
Dual Nature of Radiation
Photoelectric Effect
Einstein’s Photoelectric Equation.
Particle Nature of Light.
Matter Waves-Wave Nature of Particles.
De-Broglie Relation.
Unit – VIII
Atoms & Nuclei
1. Atoms:
Alpha-Particle Scattering Experiment.
Rutherford’s Model of Atom, its limitations.
Bohr Model.
Energy Levels.
Hydrogen Spectrum.
2. Nuclei:
Atomic Nucleus, its Composition, Size, Nuclear Mass.
Nature of Nuclear Force.
Mass Defect.
Binding Energy Per Nucleon And its Variation With Mass Number.
Nuclear Fission.
fusion.
radioactivity.
Alpha, Beta and Gamma Particles/Rays and Their Properties.
Radioactive Decay Law
Half Life and Decay Constant.
Unit – IX
Semiconductor Electronics
Energy Bands in Conductors.
Semiconductors and insulators (Qualitative idea Only).
P-type, N-type Semiconductors.
Semiconductor Diode.
V-I Characteristics in Forward and Reverse Bias.
diode As A Hhalf and Full Wave Rectifier (Centre Tap).
Efficiency (NO Derivation).
Junction Transistor.
Transistor Action.
Characteristics of Transistor.
Transistor As An Amplifier (CE Configuration).
Basic idea of Analog And Digital Signals.
Logic Gates (OR, AND, NOT, NAND, and NOR).
Unit – X
Communication System
Propagation of Electromagnetic Waves in The Atmosphere.
Sky And Space Wave Propagation.
Satellite Communication.
Need for Modulation.
Qualitative idea About Amplitude Modulation and Frequency Modulation.
Advantages of Frequency Modulation Over Amplitude Modulation.
Practical
SECTION – A
3. To verify the laws of combination (series) of resistances using a metre
bridge.
4. To verify the laws of combination (parallel) of resistances using a metre
bridge.
5. To compare the EMF of two given primary cells using potentiometer.
6. To determine the internal resistance of given primary cell using
potentiometer.
7. To determine resistance of a galvanometer by half-deflection method and to
find its figure of merit.
SECTION – B
9. To find the focal length of a convex mirror, using a convex lens.
10. To find the focal length of a concave lens, using a convex lens.
11. To find the focal length of a convex lens by plotting graphs between u and v
or between 1/u and 1/v.
13. To determine refractive index of a glass slab using a travelling microscope.
14. To draw the I-V characteristic curve of a P-n junction in forward bias and
reverse bias.
15. To draw the characteristic curve of a zener diode and to determine its
reverse breakdown voltage.