Students will come to know Why, What, How & Where Units & Dimensions plays critical role in all upcoming topics, importance & application in daily routine conversation & study. Various brainstorming exercises with new confusion creation questions & problems complexity will also an integral part of this discussion. Agenda for discussion - Will start from physical quantity, numbers, unit significance, combination with “nu” notations, types & categories, conversion & equality among all global standards. New Innovation on arbitrary & imaginary concept of new innovative measurement system. Followed by Significant number concept, role, importance & application. Basic Fundamentals Rules & Laws will be explained to find significant number evaluation, arithmetic operations & equality of significant number. Application methodology of Significance number in basic & advance processes etc. Theme & Flow of discussion - - Concept of Physical quantity - Combination of physical quantity - Existing & new development arbitrary & imaginary concept of new innovative measurement system. - Significant number, fundamentals, operation methodology. -Recap & Quick Summary revision -Q & A -Thanks & Way Forward! - With Best of Luck for Great UP Coming Success