# BITSAT Physics Syllabus

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## BITSAT 2018 Physics Syllabus

Units & Measurement

• Units ( Different systems of units, SI units, fundamental and derived units )
• Dimensional Analysis
• Precision and significant figures
• Fundamental measurements in Physics ( Vernier calipers, screw gauge, Physical balance etc )

Kinematics

• Properties of vectors
• Position, velocity and acceleration vectors
• Motion with constant acceleration
• Projectile motion
• Uniform circular motion
• Relative motion

Newton’s Laws of Motion

• Newton’s laws ( free body diagram, resolution of forces )
• Motion on an inclined plane
• Motion of blocks with pulley systems
• Circular motion – centripetal force
• Inertial and non-inertial frames

Impulse and Momentum

• Definition of impulse and momentum
• Conservation of momentum
• Collisions
• Momentum of a system of particles
• Center of mass

Work and Energy

• Work done by a force
• Kinetic energy and work- energy theorem
• Power
• Conservative forces and potential energy
• Conservation of mechanical energy

Rotational Motion

• Description of rotation ( angular displacement, angular velocity and angular acceleration )
• Rotational motion with constant angular acceleration
• Moment of inertia, Parallel and perpendicular axes theorems, rotational kinetic energy
• Torque and angular momentum
• Conservation of angular momentum
• Rolling motion

Gravitation

• Newton’s law of gravitation
• Gravitational potential energy, Escape velocity
• Motion of planets – Kepler’s laws, satellite motion

Mechanics of Solids and Fluids

• Elasticity
• Pressure, density and Archimedes’ principle
• Viscosity and Surface Tension
• Bernoulli’s theorem.

Oscillations

• Kinematics of simple harmonic motion
• Spring mass system, simple and compound pendulum
• Forced & damped oscillations, resonance

Waves

• Progressive sinusoidal waves
• Standing waves in strings and pipes
• Superposition of waves, beats
• Doppler Effect

Heat and Thermodynamics

• Kinetic theory of gases
• Thermal equilibrium and temperature
• Specific heat, Heat Transfer – Conduction, convection and radiation, thermal conductivity, Newton’s law of cooling
• Work, heat and first law of thermodynamics
• 2nd law of thermodynamics, Carnot engine – Efficiency and Coefficient of performance

Electrostatics

• Coulomb’s law
• Electric field ( discrete and continuous charge distributions )
• Electrostatic potential and Electrostatic potential energy
• Gauss’ law and its applications
• Electric dipole
• Capacitance and dielectrics ( parallel plate capacitor, capacitors in series and parallel )

Current Electricity

• Ohm’s law, Joule heating
• D.C circuits – Resistors and cells in series and parallel, Kirchoff’s laws, potentiometer and Wheatstone bridge,
• Electrical Resistance ( Resistivity, origin and temperature dependence of resistivity ).

Magnetic Effect of Current

• Biot-Savart’s law and its applications
• Ampere’s law and its applications
• Lorentz force, force on current carrying conductors in a magnetic field
• Magnetic moment of a current loop, torque on a current loop, Galvanometer and its conversion to voltmeter and ammeter

Electromagnetic Induction

• Faraday’s law, Lenz’s law, eddy currents
• Self and mutual inductance
• Transformers and generators
• Alternating current ( peak and rms value )
• AC circuits, LCR circuits

Optics

• Laws of reflection and refraction
• Lenses and mirrors
• Optical instruments – telescope and microscope
• Interference – Huygen’s principle, Young’s double slit experiment
• Interference in thin films
• Diffraction due to a single slit
• Electromagnetic waves and their characteristics ( only qualitative ideas ), Electromagnetic spectrum
• Polarization – states of polarization, Malus’ law, Brewster’s law

Modern Physics

• Dual nature of light and matter – Photoelectric effect. De Broglie wavelength
• Atomic models – Rutherford’s experiment, Bohr’s atomic model
• Hydrogen atom spectrum
• Radioactivity
• Nuclear reactions : Fission and fusion, binding energy

Electronic Devices

• Energy bands in solids ( qualitative ideas only ), conductors, insulators and semiconductors;
• Semiconductor diode – I-V characteristics in forward and reverse bias, diode as a rectifier; I-V characteristics of LED, photodiode, solar cell, and Zener diode; Zener diode as a voltage regulator.
• Junction transistor, transistor action, characteristics of a transistor; transistor as an amplifier ( common emitter configuration ) and oscillator
• Logic gates ( OR, AND, NOT, NAND and NO R). Transistor as a switch.