This video lecture from Dawn Of Modern Physics (F.Sc 2nd year physics.) This video explains the Interaction of electromagnetic waves with the matter and Different types of Phenomenon that are produced after the interaction and specially define Compton,s Effect and its comparison with pair production and photoelectric effect . Find more e-learning material and educational video lectures in Urdu at www.maktab.pk. These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.