# (Syllabus) ISAT 2011 Syllabus - PHYSICS

## IIST ISAT 2011 PHYSICS SYLLABUS

## Mechanics

**1. Units and Measurements : **The international system of units,
Measurement of Length, mass and time, Accuracy, precision of instruments and
errors in measurement, Significant figures, Dimension of physical quantities,
Dimensional formulae and equations, Dimensional analysis and its applications.

**2. Motion in a straight line : **Position, path length and displacement,
Average velocity and speed, Instantaneous velocity and speed, Acceleration,
Kinematic equations for uniformly accelerated motion, Relative velocity

**3. Motion in a plane : **Scalars and Vectors, Multiplication of vectors by
real numbers, Addition and Subtraction of vectors- graphical method, Resolution
of vectors, Vector addition – analytical method, Motion in a plane, Motion in a
plane with constant acceleration, Relative velocity in two dimensions,
projectile motion, Uniform circular motion.

**4. Laws of motion : **The law of inertia, Newton’s first, second and third
law of motion, Conservation of momentum, Equilibrium of particle, Common forces
in mechanics, Circular motion

**5. Work, Power and Energy : **The work energy theorem, Kinetic and
Potential energy, Work-Energy theorem for variable force, The conservation of
mechanical energy, Power, The potential energy of a spring, Collisions

**6. System of particles and rotational motion :** Centre of mass, Motion of
centre of mass, Linear momentum of a system of particles, vector product of two
vectors, Angular velocity and linear velocity relations, Torque and angular
momentum, Equilibrium of a rigid body, Moment of Inertia, Theorem of
perpendicular and parallel axes, Kinematics and Dynamics of rotational motion
about a fixed axis, Angular momentum in case of rotation about a fixed axis,
Rolling motion

**7. Gravitation :** Kepler’s laws, Universal law of gravitation, gravitation
constant, Acceleration due to gravity of the earth, Acceleration due to gravity
below and above the surface of earth, Gravitational potential energy

## Electromagnetism

**1. Electric charges and Fields : **Electric charges, Conductors and
Insulators, Basic properties of electric charge, Coulomb’s law, Force between
multiple charges, Electric field and flux, Electric dipole, Continuous charge
distribution, Gauss’s law and its applications

**2. Electrostatic Potential and capacitance : **Electrostatic potential,
Potential due to a point charge and systems of charges, Potential due to an
electric dipole, Equipotential surfaces, Potential energy in an external field,
Electrostatics of conductors, Dielectric and polarization, Capacitors and
capacitance, The parallel plate capacitor, Combination of capacitors, Energy
stored in a capacitor

**3. Current Electricity : **Electric current, Electric currents in
conductors, Ohm’s law, Drift of electrons and origin of resistivity, Resistivity
and its temperature dependence, Electrical energy and power, Combination of
resistors (Series and Parallel) , Cells, emf, internal resistance, Cells in
series and parallel, Kirchoffs laws, Wheatstone bridge, Meter bridge, and
Potentiometer

**4. Moving charges and Magnetism : **Magnetic force, Motion in a magnetic
field, Motion in a combined electric and magnetic fields, Magnetic field due to
a current element and Biot-Savart law, Magnetic field on the axis of a circular
current loop, Ampere’s circuital law, The solenoid and toroid, Force between,
two parallel currents, Torque and current loop and Magnetic dipole, The moving
coil Galvanometer

**5. Magnetism and Matter :** The bar magnet, The earth’s magnetism, Magnetic
properties of materials, Permanent magnets and electromagnets

**6. Electromagnetic induction : **Magnetic flux, Faraday’s law of induction,
Lenz’s law and conservation of energy, Motional electromagnetic force, Energy
consideration : A quantitative study, Inductance and AC Generator

**7. Alternating current : **AC Voltage applied to a resistor, an inductor, a
capacitor, Ac Voltage applied to a series LCR circuit, Power in AC Circuit, LC
Oscillations, Transformers

## Optics and Waves

**1. Ray Optics and Optical Instruments : **Reflection of light by
spherical mirrors, refraction, Total internal reflection, Refraction at
Spherical surfaces and by Lenses, Refraction through a Prism, Dispersion by a
prism, Some natural phenomenon due to a sunlight, Optical instruments,

**2. Wave Optics :** Huygens Principle, Refraction and reflection of plane
waves using Huygens Principle, Coherent and Incoherent addition of waves,
Interference of light waves and Young’s experiment, Diffraction, Polarisation

**3. Oscillations :** Periodic and oscillatory motions, Simple harmonic
motion and uniform circular motion, Velocity and acceleration in simple harmonic
motion, Force and energy in simple harmonic motion, Damped SHM and forced
oscillations and resonance

**4. Waves : **Transverse and longitudinal waves, Displacement and speed of a
traveling wave, Principle of superposition of waves, Reflection of waves, Beats,
Doppler effect

**5. Dual nature of radiation and matter :** Photoelectric effect, Wave
theory of light and particle nature of light, Wave nature of matter

## Properties of Matter, Thermodynamics

**Mechanical properties of solids :** Elastic behavior of solids, Stress
and strain, Hooke’s law, Applications of elastic behavior of materials

**Mechanical properties of fluids :** Pressure, Streamline flow, Bernoulli’s
principle, Viscosity, Reynold’s number, Surface tension

**Thermal properties of matter : **Temperature and heat, Measurement of
Temperature, Ideal-gas equation and absolute temperature, Thermal expansion,
Specific heat capacity, Calorimetry, Change of state, Heat Transfer, Newton’s
law of cooling

**Thermodynamics :** Thermal equilibrium, Zeroth law of thermodynamics, Heat,
Internal energy and work, First law of thermodynamics, Specific heat capacity,
Thermodynamic state variables and equation of state, Thermodynamic processes,
Heat engines, Refrigerators and heat pumps, Second law of thermodynamics,
Reversible and irreversible processes, Carnot engine

**Kinetic theory : **Molecular nature of matter, Behavior of gases, Kinetic
theory of an ideal gas, Law of equipartition of energy, Mean free path

## Laboratory related questions

Vernier calipers, Screw gauge measurements, Traveling microscopes,
Spectrometers, Meter bridges, Potentiometers and Wheatstone bridge, Minimum
deviation measurements, Refraction and reflection of light experiments etc,
Galvanometer, Ammeter, Voltmeter