## Kolkata City || 2021 || Facts || The City Of Joy || Bengal || Calcutta || YouTube

The Victoria Memorial is a large marble building in Kolkata, which was built between 1906 and 1921. It is dedicated to the memory of Empress Victoria, and is now a museum under the auspices of the Ministry of Culture. The Read more…

## Light – Solution of all Questions ( Dr. B.K Gupta and Dr. A.C Sarkar )

Very Short Answer Questions : 1 ) What are the values of angle of incidence and angle of reflection for normal incidence of light on a plane mirror ? Answer : Angle of incidence = zero degree Angle of reflection Read more…

## “BASIC 9 WORDS” Part 16- Sign Language Tutorials

Learn sign language of basic words event, exchange, excited, excuse me, exercise, expensive, experience, experiment.

## Behaviour of Gas – Solution of all Questions ( Dr. B.K Gupta and Dr. A.C. Sarkar )

1 ) What is torr? Answer : Pressure exerted by 1 mm of mercury column at 00 C and at standard gravity is called as 1 torr. 2 ) Which state of matter has no definite volume and no definite Read more…

## Reflection of Light Class 10 Physics – Videos

1) Reflection of Light : 2) Types of Reflection of Light : 3) Laws of Reflection of Light : 4) Mirror, Types of Mirror and terms related to spherical mirror : 5 ) Rules for drawing the image formed by Read more…

## Critical Angle and Total Internal Reflection of Light

Dear students, we have learnt about refraction of light from rare medium to denser medium and vice versa.You know that angle of refraction of light depends on angle of incidence. Greater the angle of incidence, greater will be angle of Read more…

## Critical Angle and Total Internal Reflection of Light

Dear students, we have learnt about refraction of light from rare medium to denser medium and vice versa.You know that angle of refraction of light depends on angle of incidence. Greater the angle of incidence, greater will be angle of Read more…