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Paper 1
a) PHYSICS
MECHANICS :
Unit and dimensions, displacement, velocity, acceleration,
kinematics in one and two dimensions, projectiles, circular
motion, concept of relative motion.
Newton’s laws of motion, concepts of inertial and uniformly
accelerated frames. Force, spring force, frictional force,
and gravitational force. Work, energy and power, momentum,
conservation of momentum and energy. Linear and angular
momentum, simple harmonic motion.
Universal law of gravitation, gravitational potential and
field, acceleration due to gravity, motion of planets and
satellites in circular orbits, Kepler’s laws.
System of particles, Center of mass and its motion, elastic
and inelastic collisions. Rigid bodies, moment of inertia,
parallel and perpendicular axes theorems, moment of inertia
of simple geometrical shapes, i.e. uniform ring, disc, thin
rod, cylinder. Angular momentum, its conservation, torque,
equilibrium of rigid bodies.
Hook’s law; Young’s shear and bulk modulus. Principle of
buoyancy, pressure in fluid, streamlined flow, Bernoulli’s
theorem.
Wave motion, concepts of amplitude, frequency and phase.
Longitudinal and transverse waves, superposition of waves,
progressive and stationary waves. Vibration of strings and
air columns, resonance, beats, velocity of sound echo, Doppler
effect.
HEAT AND THERMODYNAMICS :
Thermal expansion of solids, liquids and gases, ideal gas
laws, absolute temperature, specific heats and their ratio,
Isothermal and adiabatic processes. First law of thermodynamics.
Calorimetry, latent heat, equivalence of heat and work,
Heat conduction in one dimension, convection and elementary
concepts of radiation. Stefan’s law of radiation. Wien’s
displacement law, Newton’s law of cooling.
Elements of the kinetic theory of gases. Pressure and temperature
of an ideal gas.
ELECTROSTATICS :
Coulomb’s Law, electric field and electric potential, lines
of force, capacitance, dielectric constant, parallel plate
capacitor, capacitors in series and parallel. Energy stored
in capacitor, charging and discharging of capacitor.
CURRENT ELECTRICITY :
Electric current, Ohm’s law, series and parallel arrangements
of resistance’s and cells. Kirchoff’s laws and applications
to networks. Heating effect of current. Biot-Savart’s law,
force on a moving charge and on a current carrying wire
in a magnetic field, magnetic moment of a current loop,
effect of a uniform magnetic field on a current loop, moving
coil galvanometer, voltmeter, ammeter. Growth and decay
of current in L-R and C-R circuits. Electromagnetic induction,
Faraday’s law, Lenz’s law, definitions of self and mutual
inductance. A. C Generator, LCR circuit with A.C. Phasor
diagrams and L-C oscillations.
OPTICS :
Rectilinear propagation of light, light reflection and refraction
at plane and curved surfaces. Total internal reflection
and critical angle. Deviation and dispersion of light by
a prism. Thin lenses, Spherical aberration, microscope,
telescope.
Wave nature of light, interference. Young’s double slit
experiment, fringe width, elementary concepts of diffraction
by a single slit.
ATOMIC AND NUCLEAR PHYSICS :
Radioactivity : alpha, beta and gamma radiations, law of
radioactive decay, decay constant, half- life and mean life
Photoelectric effect. de-Broglie wavelength, Bohr’s theory
of hydrogen- like atoms. Production of characteristic and
continuous X-ray. Atomic nucleus, binding energy and its
calculation. Fission and fusion processes, energy calculation
in these processes.
SEMICONDUCTOR PHYSICS AND ELECTRONICS :
Elementary concepts of metals. Insulators and semiconductors,
Intrinsic and extrinsic semiconductors, p-n junction as
an amplifier (in common emitter mode) and an oscillator
with quantitative applications.
Continues
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