**West Bengal JEE Syllabus for Physics**

**WEST BENGAL JOINT ENTRANCE EXAMINATIONS BOARD**

**SYLLABUS FOR JEM**

**PHYSICS**

**Physical World, Measurements, Units & dimensions:** Physical World, Measurements, Units & dimensions Units & Dimensions of physical quantities, dimensional analysis & its applications, error in measurements, significant figures.

**Kinematics: **Scalars & vectors, representation of vectors in 3D, dot & cross product & their applications, elementary differential & integral calculus, time-velocity & relevant graphs, equations of motion with uniform acceleration.

**Laws of motion :** Newton’s laws of motion, using algebra & calculus, inertial & non inertial frames, conservation of linear momentum with applications, elastic & inelastic collisions, impulse centripetal force, banking of roads, relative velocity, projectile motion & uniform circular motion

**Work, power, energy :** work-energy theorem, power, energy, work done by constant & variable forces, PE & KE.

Also See: WBJEE 2018 Notification

**Motion of centre of mass, connected systems, Friction:** Centre of mass of two-particle system, motion of connected system, torque, equilibrium of rigid bodies, moments of inertia of simple geometric bodies (2D) [without derivation] conservation of angular momentum, friction and laws of friction

**Gravitation:** Kepler’s laws, (only statement) universal law of gravitation, acceleration due to gravity (g), variation of g, gravitational potential & PE, escape velocity, orbital velocity of satellites, geostationary orbits.

**Heat & Thermal Physics :** Heat & temperature, thermal expansion of solids. liquids & gases, ideal gas laws, isothermal & adiabatic processes; anomalous expansion of water & its effects, sp. heat capacity

**Thermodynamics :** Thermal equilibrium heat,work & internal energy,1st law of thermodynamics,isothermal & adiabatic processes,2nd law of thermodynamics,reversible & irreversible processes.

**Kinetic theory of gases:** Equation of state of a perfect gas, kinetic theory of gases, assumptions in Kinetic theory of gases, concept of pressure. & temperature; rms speed of gas molecules; degrees offreedom, law of equipartition of energy (introductory ideas) & application to specific heats of gases;mean free path, Avogadro number

**Oscillations & Waves : **Periodic motion phase; SHM in different sytems, restoring force & force const,energy in S.H.M.-KE & PE, free, forced & damped oscillations,longitudinal & transverse waves,sound waves,Newton’s formula & Laplace’s correction,factors affecting the velocity of sound in air,principles of superposition of waves

reflection of waves,standing waves in strings & organ pipes,fundamental mode, harmonics & overtones,beats, Doppler effect

**Electrostatics :** Conservation of electric charges,Coulomb’s law-force between two point charges,

forces between multiple charges;superposition principle & continuous charge distribution. Electric field, & potential due to a point charge & distribution of charges,electric field lines electric field due to a dipole,torque on a dipole in uniform electric field,electric flux,Gauss’ theorem & its simple applications,conductors & insulators,free charges & bound charges inside a conductor,dielectrics & electric polarization,capacitors & capacitance,combination of capacitors in series & in parallel,capacitance of a parallel plate capacitor with & without dielectric medium between the plates, energy,stored in a capacitor

**Solid state Electronics :** Energy bands in solids (qualitative ideas only), conductors, insulators & semiconductors; semiconductor diode – I-V characteristics in forward & reverse bias, diode as a rectifier; I-V characteristics of LED, photodiode, solar cell & Zener diode

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