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| NEB Grade XII Physics Curriculum 2080 |
NEB Class 12 Physics Curriculum
12 science NEB Curriculum Physics
NEB New Curriculum
Physics (Phy. 102)
Syllabus
Full marks: 75 (Pass marks: 24)
Course Contents:
Mechanics
Unit 1: Rotational dynamics
1.
Equation of angular
motion, Relation between linear and angular kinematics
2.
Kinetic energy of
rotation of rigid body
3.
Moment of inertia;
Radius of gyration
4.
Moment of inertia of a
uniform rod
5.
Torque and angular
acceleration for a rigid body
6.
Work and power in
rotational motion
7.
Angular momentum,
conservation of angular momentum
Unit 2: Periodic motion
1.
Equation of simple
harmonic motion (SHM)
2.
Energy in SHM
3.
Application of SHM:
vertical oscillation of mass suspended from coiled spring
4.
Angular SHM, simple
pendulum
5.
Oscillatory motion:
Damped oscillation, Forced oscillation and resonance.
Unit 3: Fluid Statics
1.
Fluid statics:
Pressure in a fluid; Buoyancy
2.
Surface tension:
Theory of surface tension; Surface energy
3.
Angle of contact,
capillarity and its applications
4.
FluidDynamics:
Newton’s formula for viscosity in a liquid; Coefficient of viscosity
5.
Poiseuille’s formula
and its application
6.
Bernoulli’s equation
and its applications.
Heat and Thermodynamics
Unit 4: First law of thermodynamics
1.
Thermodynamic systems
2.
Work done during
volume change
3.
Heat and work;
Internal energy and First law of thermodynamics
4.
Thermodynamic
processes: Adiabatic, isochoric, isothermal and isobaric
5.
Heat capacities of an
ideal gas at constant pressure and volume and relation between them
6.
Isothermal and
Adiabatic processes for an ideal gas.
Unit 5: Second Law of Thermodynamics
1.
Thermodynamic systems
and direction of thermodynamic processes
2.
Second law of
thermodynamics
3.
Heat engines
4.
Internal combustion
engines: Otto cycle, Diesel cycle; Carnot cycle
5.
Refrigerator
6.
Entropy and disorder
(introduction only)
Wave and Optics
Unit 6: Wave motion
1.
Progressive waves
2.
Mathematical
description of a wave
3.
Stationary waves
Unit 7: Mechanical Waves
1.
Speed of wave motion;
Velocity of sound in solid and liquid
2.
Velocity of sound in
gas
3.
Laplace’s correction
4.
Effect of temperature,
pressure, humidity on velocity of sound
Unit 8: Wave in Pipes and Strings:
1.
Stationary waves in
closed and open pipes
2.
Harmonics and
overtones in closed and open organ pipes
3.
End correction in
pipes
4.
Velocity of transverse
waves along a stretched string
5.
Vibration of string
and overtones
6.
Laws of vibration of
fixed string
Unit 9: Acoustic Phenomena
1.
Sound waves: Pressure
amplitude
2.
Characteristics of
sound: Intensity; loudness, quality and pitch
3.
Doppler’s effect.
Unit 10: Nature and Propagation of Light
1.
Huygen’s principle
2.
Reflection and
Refraction according to wave theory
Unit 11: Interference
1.
Phenomenon of
Interferences: Coherent sources
2.
Young’s double slit
experiment.
Unit 12: Diffraction
1.
Diffraction from a
single slit
2.
Diffraction pattern of
image; Diffraction grating
3.
Resolving power of
optical instruments
Unit 13: Polarization
1.
Phenomenon of
polarization
2.
Brewster’s law;
transverse nature of light
3.
Polaroid
Electricity and Magnetism
Unit 14: Electrical Circuits
1.
Wheatstone bridge
circuit; Meter bridge
2.
Potentiometer:
Comparison of e.m.f., measurement of internal resistances of a cell
3.
Super conductors;
Perfect conductors
4.
Conversion of
galvanometer into voltmeter and ammeter; Ohmmeter
5.
Joule’s law
Unit 15: Thermoelectric Effects
1.
Seebeck effect;
Thermocouples
2.
Peltier effect:
Variation of thermoelectric e.m.f. with temperature; Thermopile
Unit 16: Magnetic Field
1.
Magnetic field lines
and magnetic flux; Oersted’s experiment
2.
Force on moving
charge; Force on a conductor
3.
Force and Torque on
rectangular coil, Moving coil galvanometer
4.
Hall effect
5.
Magnetic field of a
moving charge
6.
Biot and Savart law
and its application to (i) a circular coil (ii) a long straight conductor (iii)
a long solenoid
7.
Ampere’s law and its
applications to (i) a long straight conductor (ii) a straight solenoid (ii) a
toroidal solenoid
8.
Force between two
parallel conductors carrying current- definition of ampere
9.
Force on moving
charge; Force on a conductor
10.
Force on moving
charge; Force on a conductor
Unit 17: Magnetic Properties of Materials
1.
Magnetic field lines
and magnetic flux
2.
Flux density in
magnetic material; Relative permeability; Susceptibility
3.
Hysteresis
4.
Dia,-para- and
ferro-magnetic materials
Unit 18: Electromagnetic Induction
1.
Faraday’s laws;
Induced electric fields
2.
Lenz’s law, Motional
electromotive force
3.
A.C. generators; Eddy
currents
4.
Self-inductance and
mutual inductance
5.
Energy stored in an
inductor
6.
Transformer
Unit 19: Alternating Currents
1.
Peak and rms value of
AC current and voltage
2.
AC through a resistor,
a capacitor and an inductor
3.
Phasor diagram
4.
Series circuits
containing combination of resistance, capacitance and inductance
5.
Series resonance,
quality factor
6.
Power in AC circuits:
power factor
Modern physics
Unit 20: Electrons
1.
Milikan’s oil drop
experiment
2.
Motion of electron
beam in electric and magnetic fields
3.
Thomson’s experiment
to determine specific charge of electrons
Unit 21: Photons
1.
Quantum nature of
radiation
2.
Einstein’s
photoelectric equation; Stopping potential
3.
Measurement of Plank’s
constant
Unit 22: Semiconductor Devices
1.
P-N Junction
2.
Semiconductor diode:
Characteristics in forward and reverse bias
3.
Full wave
rectification
4.
Logic gates; NOT, OR,
AND, NAND and NOR
Unit 23: Quantization of Energy
1.
Bohr’s theory of
hydrogen atom
2.
Spectral series;
Excitation and ionization potentials
3.
De Broglie Theory;
Duality
4.
Uncertainly principle
5.
X-rays: Nature and
production; uses
6.
X-rays diffraction,
Bragg’s law
Unit 24: Radioactivity and Nuclear
Reaction
1.
Alpha-particles;
Beta-particles, Gamma rays
2.
Laws of radioactive
disintegration
3.
Half-life, mean-life
and decay constant
4.
Geiger-Muller Tube
5.
Carbon dating
6.
Medical use of nuclear
radiation and possible health hazard
Unit 25: Recent Trends in Physics
1.
Surface waves:
Rayleigh and Love waves Internal waves: S and P-waves
2.
Wave patterns of
Gorkha Earthquake 2015
3. Gravitational Wave Nanotechnology Higgs Boson
