This E-Book is a collection of 21 Research Articles by Professors/Associate Professors/ Assistant Professors/Research Scholars and Students. This E-Book is dedicated to Late Prof. TC Pandya. The main aim of this E-Book is to motivate the young fellows to participate and build their careers in the field of Computational and Experimental Physics. I do and I understand signifies to perform the experiments and learn Physics and this modern approach helped many young minds to build their career in Physics and related areas. We wish a happy reading to all the readers!