What are the reasons for the smooth functioning of indian constitution even after so many decades

What are the reasons for the smooth functioning of indian constitution

1.	What are the reasons for the smooth functioning of indian constitution even after so many decades
Answer» TION:Its the Longest written constitution it is Partly Rigid and Partly Flexible it is theDemocratic REPUBLIC country it has a PARLIAMENTARY System of GOVERNMENT it is A Federation also because of the Fundamental RIGHTS