General Awareness (GA) Competitive Exams (SSC, DSSSB, UPSC, RRB, CET, and State Boards) SSC Combined Graduate Level (SSC CGL)
Ans → (c)2 years 11 months 18 days
Explanation → From 9th December 1946 to 26th November 1949, the constitution of India was framed which came into force after two months of completion, that is on 26th January 1950, celebrated as the republic day of India.
This question is taken from this post → General Awareness Quiz on Indian Polity and Constitution - attemp/practice