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LIGHT OLOUR AND CFL ---PART IIby Kajal Sengupta

362 Views

This video explains the basics of light waves . It introduces to the idea of CFL--which are so common these days. However the functioning of them are ...

Experimental demonstration of total internal reflectionby Kajal Sengupta

2370 Views

A simple experiment shows how light falling normally goes straight and eventually the ray is rotate at different angles to show internal reflection

DIFFRACTION,ANGULAR RESOLUTION AND MOREby Kajal Sengupta

586 Views

It starts with grating but later an experiment shows single slit diffraction .In it he shows an incredible experiment where as the slit width decreas...

POLARISATION , POLARISERS AND THEIR USE IN LCDby Kajal Sengupta

1332 Views

These slides are simple and describes the phenomenon of polarisation in a beautiful way. The parially coloured slides are very impressive. It also tal...

Functions of Capacitorby Kajal Sengupta

1010 Views

Two simlpe experiments show that capacitor stores charge and allows a.c but not d.c

Charging and discharging of capaitorby Kajal Sengupta

375 Views

Experiments are conducted to show the charging and discharging of capacitor. It also shows the exponential growth and decay of charge. The theoretical...

Suggested project experiment for class XII

1164 Views

Students of class xii can perform this simple experiment for their project work. It shows how variation of resistance with temperature can be recorded...

An interesting class on circular motionby Kajal Sengupta

1401 Views

Physics behind the circular motion has been dealt with beautifully without going into detailed derivation.Cause of centripetal acceleration ,motion of...

CONCEPTS OF CIRCULAR MOTIONby Kajal Sengupta

3628 Views

This slide presentation explains circular motion in an effective way.Force, acceleration,speed of a body in circular motion has been discussed. The te...

One dimentional motion with breathtaking experimentsby Kajal Sengupta

893 Views

This lecture explains velocity , acceleration, average acceleration with demonstrations using a rifle to fire a bullet, a tomato and egg to explain h...

VECTORS AND THEIR APPLICATION TO TWO AND THREE DIMENTIONAL MOTIONby Kajal Sengupta

775 Views

The usual addition, subtraction and multiplication of vectors has been explained by conducting unusual experiments. For example to explain the directi...

PROJECTILE MOTIONby Kajal Sengupta

902 Views

This,is a continuation of the lectures on vectors in which projectile was introduced. Equation of the trajectory, time of flight, maximum height are a...

RAINBOWS, RAYLEIGH SCATTERING, POLARISATION OF LIGHTby Kajal Sengupta

1504 Views

mainly the theory of the formation of rainbow has been explained. Experiments demonstrated how a rainbow can be created in the classroom. The next top...

INTERFERNCE OF TWO WAVES--YOUNG'S EXPERIMENTby Kajal Sengupta

2485 Views

Interference of two waves has been discussed.Experiment with water waves show how when two disturbances propagate , constructive and destructive inter...

A thought provoking questionby Kajal Sengupta

517 Views

The question is based on torque and conservation of energy. An experiment shows as if the object involved violates the energy conservation law . Is it...

A COMPREHENSIVE PRESENTATION OF ELECTROMAGNETIC SPECTRUMby Kajal Sengupta

2177 Views

This is a comprehensive study of electromagnetic waves where the facts has been presented in a very interesting way. Students should find it to be a v...

WAVE OPTICS AND RELATED PHENOMENAby Kajal Sengupta

1181 Views

Almost all aspects of wave optics has been dealt with except for polarisation.The presentation is very vivid. It shows the interference pattern due to...

WAVE OPTICSby Kajal Sengupta

6 Pages|2185 Views

This power point presentation has the broad outline of my class on wave optics.It contains a list of presentations which can be accessed through wiziq...

A NUMERICAL EXAMPLE on wave opticsby Kajal Sengupta

1 Page |1235 Views

This document consists of a typical numerical example from Halliday and Resnick. For the solution you ahve to view my class on wiziq on wave optics on...

Questions from competitive examinations (wave optics)by Kajal Sengupta

1 Page|2950 Views

This document consists of few questions from competitive exams on wave optics. For solution you have to watch my class on wave optics on 18/9/09 on wi...