# BITSAT 2021-2022 Syllabus: Physics

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## Units & Measurement

- Units (Different systems of units, SI units, fundamental and derived units)
- Dimensional Analysis.
- Precision and significant figures.
- Fundamental measurements in Physics i.e.. . 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 i.e.. . 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 frame.

## 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 i.e.. . Angular displacement, angular velocity and angular acceleration.
- Rotational motion with constant angular acceleration.
- Moment of inertia, Parallel and perpendicular axes theorems, rotational kinetic energy 6.4 Torque and angular momentum.
- Conservation of angular momentum.

## 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.

## Heat and Thermodynamics

- Kinetic theory of gases.
- Thermal equilibrium and temperature.
- Specific heat.
- Work, heat and first law of thermodynamics.

## Electrostatics

- Coulomb՚s law.
- Electric field i.e.. . Discrete and continuous charge distributions.
- Electrostatic potential and Electrostatic potential energy.
- Gauss ′ law and its usage.
- Electric dipole.
- Capacitance and dielectrics i.e.. . Parallel plate capacitor, capacitors in series and parallel.

## Current Electricity

- Ohm՚s law, Joule heating.
- DC circuits-Resistors and cells in series and parallel, Kirchoff՚s laws, potentiometer and Wheatstone bridge.
- Electrical Resistance i.e.. . Resistivity, origin and temperature dependence of resistivity.

## Magnetic Effect of Current

- Biot-Savart՚s law and its usage.
- Ampere՚s law and its usage.
- 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 i.e.. . 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.